diff --git a/.github/workflows/placeholder_create_erm_datasets b/.github/workflows/placeholder_create_erm_datasets
new file mode 100644
index 0000000..e69de29
diff --git a/.github/workflows/placeholder_create_erm_literature b/.github/workflows/placeholder_create_erm_literature
new file mode 100644
index 0000000..e69de29
diff --git a/.gitignore b/.gitignore
index 74a9223..1059128 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ _site/
 # Ignore folders generated by Bundler
 .bundle/
 vendor/
+_data/nanomiles/data.tsv
diff --git a/Gemfile b/Gemfile
index 317d89c..4cd6edd 100644
--- a/Gemfile
+++ b/Gemfile
@@ -20,6 +20,7 @@ group :jekyll_plugins do
   gem 'jekyll-seo-tag'
   gem 'jekyll-sitemap'
   gem 'jekyll-paginate'
+  gem 'jekyll-datapage-generator'
 end
 
 # Windows and JRuby does not include zoneinfo files, so bundle the tzinfo-data gem
diff --git a/Gemfile.lock b/Gemfile.lock
index 438c75f..ed43e83 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,6 +31,7 @@ GEM
       safe_yaml (~> 1.0)
       terminal-table (>= 1.8, < 4.0)
       webrick (~> 1.7)
+    jekyll-datapage-generator (1.4.0)
     jekyll-feed (0.17.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-mastodon_webfinger (1.0.2)
@@ -81,6 +82,7 @@ PLATFORMS
 DEPENDENCIES
   http_parser.rb (~> 0.6.0)
   jekyll (~> 4.3.2)
+  jekyll-datapage-generator
   jekyll-feed (~> 0.12)
   jekyll-mastodon_webfinger (~> 1.0)
   jekyll-paginate
diff --git a/_config.yml b/_config.yml
index 4b23f56..544cb3f 100644
--- a/_config.yml
+++ b/_config.yml
@@ -13,8 +13,18 @@ plugins:
   - jekyll-seo-tag
   - jekyll/mastodon_webfinger
   - jekyll-paginate
+  - jekyll-datapage-generator
 
 feed:
   tags: true
 
 tags:
+
+### Page generator from _data files
+
+page_gen:
+- data: "erm"
+  template: "substance"
+  dir: "substance/ERM/"
+  name_expr: "record['id'].sub('ERM', '')"
+  title_expr: "record['title']"
\ No newline at end of file
diff --git a/_data/enmo/CHEBI:23367.yml b/_data/enmo/CHEBI:23367.yml
new file mode 100644
index 0000000..48f46bb
--- /dev/null
+++ b/_data/enmo/CHEBI:23367.yml
@@ -0,0 +1,4 @@
+label: molecular entity
+URI: http://purl.obolibrary.org/obo/CHEBI_23367
+curie: CHEBI:23367
+a: obo:BFO_0000040
\ No newline at end of file
diff --git a/_data/enmo/npo:NPO_1486.yml b/_data/enmo/npo:NPO_1486.yml
new file mode 100644
index 0000000..fae26f0
--- /dev/null
+++ b/_data/enmo/npo:NPO_1486.yml
@@ -0,0 +1,4 @@
+label: titanium oxide nanoparticle
+URI: http://purl.bioontology.org/ontology/npo#NPO_1486
+curie: npo:NPO_1486
+a: npo:NPO_707
\ No newline at end of file
diff --git a/_data/enmo/npo:NPO_1542.yml b/_data/enmo/npo:NPO_1542.yml
new file mode 100644
index 0000000..ca382ad
--- /dev/null
+++ b/_data/enmo/npo:NPO_1542.yml
@@ -0,0 +1,4 @@
+label: zinc oxide nanoparticle
+URI: http://purl.bioontology.org/ontology/npo#NPO_1542
+curie: npo:NPO_1542
+a: npo:NPO_707
\ No newline at end of file
diff --git a/_data/enmo/npo:NPO_707.yml b/_data/enmo/npo:NPO_707.yml
new file mode 100644
index 0000000..f84e240
--- /dev/null
+++ b/_data/enmo/npo:NPO_707.yml
@@ -0,0 +1,4 @@
+label: nanoparticle
+URI: http://purl.bioontology.org/ontology/npo#NPO_707
+curie: npo:NPO_707
+a: CHEBI_23367
\ No newline at end of file
diff --git a/_data/enmo/obo:BFO_0000040.yml b/_data/enmo/obo:BFO_0000040.yml
new file mode 100644
index 0000000..5e8b30e
--- /dev/null
+++ b/_data/enmo/obo:BFO_0000040.yml
@@ -0,0 +1,3 @@
+label: material entity
+URI: http://purl.obolibrary.org/obo/BFO_0000040
+curie: obo:BFO_0000040
\ No newline at end of file
diff --git a/_data/erm/ERM00000063.yml b/_data/erm/ERM00000063.yml
new file mode 100644
index 0000000..4a19e9b
--- /dev/null
+++ b/_data/erm/ERM00000063.yml
@@ -0,0 +1,14 @@
+title: "Material: ERM00000063"
+type: ChemicalSubstance
+id: ERM00000063
+tag: erm:ERM00000063
+chemicalComposition: ZnO
+tags: doi:10.3389/FTOX.2022.981701 erm:ERM00000063
+scholarlyArticleDOI: [10.3389/ftox.2022.981701]
+datasetDOI:
+a: npo:NPO_1542 # TODO It is not technically a nanoparticle but a nanoparticle 
+otherLinks: 
+  - name:
+    url: https://www.sigmaaldrich.com/NL/en/sds/aldrich/721077
+    title: SAFETY DATA SHEET - Sigma-Aldrich
+    type: pdf
\ No newline at end of file
diff --git a/_data/erm/ERM00000064.yml b/_data/erm/ERM00000064.yml
new file mode 100644
index 0000000..7b35300
--- /dev/null
+++ b/_data/erm/ERM00000064.yml
@@ -0,0 +1,15 @@
+title: "Material: ERM00000064"
+type: ChemicalSubstance
+id: ERM00000064
+tag: erm:ERM00000064
+tags: erm:ERM00000064 10.3389/ftox.2022.981701
+chemicalComposition: TiO2
+scholarlyArticleDOI: [10.3389/ftox.2022.981701]
+datasetDOI: 
+a: npo:NPO_1486
+otherLinks: 
+ - url: https://joint-research-centre.ec.europa.eu/system/files/2016-06/JRC%2520Nanomaterials%2520Repository-List%2520of%2520Representative%2520Nanomaterials-201606.pdf
+   title: EUROPEAN COMMISSION JOINT RESEARCH CENTRE JRC NANOMATERIALS REPOSITORY - List of Representative Nanomaterials
+   type: pdf
+cas: 13463-67-7
+sameAs: [JRCNM01005a]
\ No newline at end of file
diff --git a/substance/ERM00000397.markdown b/_data/erm/ERM00000397.yml
similarity index 56%
rename from substance/ERM00000397.markdown
rename to _data/erm/ERM00000397.yml
index b43acb6..b47078f 100644
--- a/substance/ERM00000397.markdown
+++ b/_data/erm/ERM00000397.yml
@@ -1,7 +1,5 @@
----
-layout: substance
 title: "Material: ERM00000397"
 type: ChemicalSubstance
+id: ERM00000397
 tag: erm:ERM00000397
-chemicalComposition: CeO2/Co3O4
----
+a: CHEBI:23367
\ No newline at end of file
diff --git a/substance/ERM00000400.markdown b/_data/erm/ERM00000400.yml
similarity index 65%
rename from substance/ERM00000400.markdown
rename to _data/erm/ERM00000400.yml
index ae5c555..2f6f784 100644
--- a/substance/ERM00000400.markdown
+++ b/_data/erm/ERM00000400.yml
@@ -1,7 +1,6 @@
----
-layout: substance
 title: "Material: ERM00000400"
 type: ChemicalSubstance
-tag: erm:ERM00000400
+id: ERM00000400
 chemicalComposition: Ce0.75Zr0.25O2
----
+a: owl:Thing
+tag: erm:ERM00000400
\ No newline at end of file
diff --git a/substance/ERM00000403.markdown b/_data/erm/ERM00000403.yml
similarity index 64%
rename from substance/ERM00000403.markdown
rename to _data/erm/ERM00000403.yml
index 1f814a7..dcf8b0b 100644
--- a/substance/ERM00000403.markdown
+++ b/_data/erm/ERM00000403.yml
@@ -1,7 +1,6 @@
----
-layout: substance
 title: "Material: ERM00000403"
 type: ChemicalSubstance
-tag: erm:ERM00000403
+id: ERM00000403
 chemicalComposition: Ce0.1Zr0.9O2
----
+a: owl:Thing
+tag: erm:ERM00000403
\ No newline at end of file
diff --git a/substance/ERM00000409.markdown b/_data/erm/ERM00000409.yml
similarity index 62%
rename from substance/ERM00000409.markdown
rename to _data/erm/ERM00000409.yml
index 0d6b85f..edcd0e7 100644
--- a/substance/ERM00000409.markdown
+++ b/_data/erm/ERM00000409.yml
@@ -1,7 +1,6 @@
----
-layout: substance
 title: "Material: ERM00000409"
 type: ChemicalSubstance
-tag: erm:ERM00000409
+id: ERM00000409
 chemicalComposition: Fe3O4
----
+a: owl:Thing
+tag: erm:ERM00000409
\ No newline at end of file
diff --git a/_data/erm/ERM00000416.yml b/_data/erm/ERM00000416.yml
new file mode 100644
index 0000000..51b049f
--- /dev/null
+++ b/_data/erm/ERM00000416.yml
@@ -0,0 +1,8 @@
+layout: substance
+title: "Material: ERM00000416"
+id: ERM00000416
+tags: doi:10.5281/ZENODO.7940162 ERM00000416
+chemicalComposition: ZnO
+datasetDOI: 10.5281/ZENODO.7940162
+a: npo:NPO_1542
+tag: erm:ERM00000416
\ No newline at end of file
diff --git a/substance/ERM00000421.markdown b/_data/erm/ERM00000421.yml
similarity index 65%
rename from substance/ERM00000421.markdown
rename to _data/erm/ERM00000421.yml
index af92a1d..45628c3 100644
--- a/substance/ERM00000421.markdown
+++ b/_data/erm/ERM00000421.yml
@@ -1,7 +1,6 @@
----
-layout: substance
 title: "Material: ERM00000421"
 type: ChemicalSubstance
-tag: erm:ERM00000421
+id: ERM00000421
 chemicalComposition: Ce0.75Zr0.25O2
----
+a: owl:Thing
+tag: erm:ERM00000421
\ No newline at end of file
diff --git a/substance/ERM00000424.markdown b/_data/erm/ERM00000424.yml
similarity index 63%
rename from substance/ERM00000424.markdown
rename to _data/erm/ERM00000424.yml
index baa7e2a..c42f1a9 100644
--- a/substance/ERM00000424.markdown
+++ b/_data/erm/ERM00000424.yml
@@ -1,7 +1,6 @@
----
-layout: substance
 title: "Material: ERM00000424"
 type: ChemicalSubstance
-tag: erm:ERM00000424
+id: ERM00000424
 chemicalComposition: Ce0.1Zr0.9O2
----
+a: CHEBI:23367
+tag: erm:ERM00000424
\ No newline at end of file
diff --git a/substance/ERM00000442.markdown b/_data/erm/ERM00000442.yml
similarity index 68%
rename from substance/ERM00000442.markdown
rename to _data/erm/ERM00000442.yml
index 36e73f7..f0d5dd9 100644
--- a/substance/ERM00000442.markdown
+++ b/_data/erm/ERM00000442.yml
@@ -1,7 +1,7 @@
----
 layout: substance
 title: "Material: ERM00000442"
 type: ChemicalSubstance
-tag: erm:ERM00000442
+id: ERM00000442
 chemicalComposition: Ce0.75Zr0.25O2
----
+a: owl:Thing
+tag: erm:ERM00000442
\ No newline at end of file
diff --git a/substance/ERM00000445.markdown b/_data/erm/ERM00000445.yml
similarity index 63%
rename from substance/ERM00000445.markdown
rename to _data/erm/ERM00000445.yml
index 033eda7..43836f2 100644
--- a/substance/ERM00000445.markdown
+++ b/_data/erm/ERM00000445.yml
@@ -1,7 +1,6 @@
----
-layout: substance
 title: "Material: ERM00000445"
 type: ChemicalSubstance
-tag: erm:ERM00000445
+id: ERM00000445
 chemicalComposition: Ce0.1Zr0.9O2
----
+a: CHEBI:23367
+tag: erm:ERM00000445
\ No newline at end of file
diff --git a/substance/ERM00000582.markdown b/_data/erm/ERM00000582.yml
similarity index 51%
rename from substance/ERM00000582.markdown
rename to _data/erm/ERM00000582.yml
index f464566..7338b18 100644
--- a/substance/ERM00000582.markdown
+++ b/_data/erm/ERM00000582.yml
@@ -1,8 +1,8 @@
----
-layout: substance
 title: "Material: ERM00000582"
 type: ChemicalSubstance
-tag: erm:ERM00000582
-tags: doi:10.5281/ZENODO.7990251
+id: ERM00000582
 chemicalSubstance: Au
----
+datasetDOI: [10.5281/ZENODO.7990251]
+a: CHEBI:23367
+tag: erm:ERM00000582
+sameAs: [RiskGONE NM 18]
\ No newline at end of file
diff --git a/_data/erm/ERM00000583.yml b/_data/erm/ERM00000583.yml
new file mode 100644
index 0000000..ea6150a
--- /dev/null
+++ b/_data/erm/ERM00000583.yml
@@ -0,0 +1,7 @@
+title: "Material: ERM00000583"
+id: ERM00000583
+chemicalComposition: Fe3O4
+datasetDOI: [10.5281/ZENODO.7990302]
+a: CHEBI:23367
+tag: erm:ERM00000583
+sameAs: [RiskGONE NM 19]
\ No newline at end of file
diff --git a/substance/ERM00000584.markdown b/_data/erm/ERM00000584.yml
similarity index 55%
rename from substance/ERM00000584.markdown
rename to _data/erm/ERM00000584.yml
index 9cf4318..703ff72 100644
--- a/substance/ERM00000584.markdown
+++ b/_data/erm/ERM00000584.yml
@@ -1,12 +1,9 @@
----
-layout: substance
 title: "Material: ERM00000584"
 type: ChemicalSubstance
-tag: erm:ERM00000584
+id: ERM00000584
 chemicalComposition: ZnO
 tags: doi:10.5281/ZENODO.7990214
----
-
-### Datasets
-
-* [10.5281/ZENODO.7990214](https://doi.org/10.5281/ZENODO.7990214)
+datasetDOI: [10.5281/ZENODO.7990214]
+a: npo:NPO_1542
+tag: erm:ERM00000584
+sameAs: [RiskGONE NM 20]
\ No newline at end of file
diff --git a/_data/work/10.1186/S13321-022-00614-7.yml b/_data/work/10.1186/S13321-022-00614-7.yml
new file mode 100644
index 0000000..ae0fe5b
--- /dev/null
+++ b/_data/work/10.1186/S13321-022-00614-7.yml
@@ -0,0 +1,5 @@
+title: "Work: European Registry of Materials: global, unique identifiers for (undisclosed) nanomaterials"
+type:  ScholarlyArticle
+tag:  doi:10.1186/S13321-022-00614-7
+doi:  doi:10.1186/S13321-022-00614-7
+uri: https://doi.org/doi:10.1186/S13321-022-00614-7
diff --git a/_data/work/10.3389/FTOX.2022.981701.yml b/_data/work/10.3389/FTOX.2022.981701.yml
new file mode 100644
index 0000000..e6292bb
--- /dev/null
+++ b/_data/work/10.3389/FTOX.2022.981701.yml
@@ -0,0 +1,5 @@
+title: "Work: The alamar blue assay in the context of safety testing of nanomaterials"
+type:  ScholarlyArticle
+tag:  doi:10.3389/FTOX.2022.981701
+doi:  doi:10.3389/FTOX.2022.981701
+uri: https://doi.org/doi:10.3389/FTOX.2022.981701
diff --git a/_data/work/10.5281/ZENODO.7940162.yml b/_data/work/10.5281/ZENODO.7940162.yml
new file mode 100644
index 0000000..a0ce393
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7940162.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of sterilized ZnO nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7940162
+doi:  10.5281/ZENODO.7940162
+uri: https://doi.org/10.5281/ZENODO.7940162
diff --git a/_data/work/10.5281/ZENODO.7965603.yml b/_data/work/10.5281/ZENODO.7965603.yml
new file mode 100644
index 0000000..6198792
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7965603.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of sterilized Ce0.1Zr0.9O2 nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7965603
+doi:  doi:10.5281/ZENODO.7965603
+uri: https://doi.org/doi:10.5281/ZENODO.7965603
diff --git a/_data/work/10.5281/ZENODO.7966134.yml b/_data/work/10.5281/ZENODO.7966134.yml
new file mode 100644
index 0000000..5092b69
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7966134.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of sterilized Ce0.75Zr0.25O2 nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7966134
+doi:  doi:10.5281/ZENODO.7966134
+uri: https://doi.org/doi:10.5281/ZENODO.7966134
diff --git a/_data/work/10.5281/ZENODO.7989699.yml b/_data/work/10.5281/ZENODO.7989699.yml
new file mode 100644
index 0000000..a1be2f5
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7989699.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of CeO2/Co3O4 nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7989699
+doi:  doi:10.5281/ZENODO.7989699
+uri: https://doi.org/doi:10.5281/ZENODO.7989699
diff --git a/_data/work/10.5281/ZENODO.7990086.yml b/_data/work/10.5281/ZENODO.7990086.yml
new file mode 100644
index 0000000..9137ce2
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7990086.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of Fe3O4 nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7990086
+doi:  doi:10.5281/ZENODO.7990086
+uri: https://doi.org/doi:10.5281/ZENODO.7990086
diff --git a/_data/work/10.5281/ZENODO.7990214.yml b/_data/work/10.5281/ZENODO.7990214.yml
new file mode 100644
index 0000000..d686cc3
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7990214.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of sterile ZnO nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7990214
+doi:  doi:10.5281/ZENODO.7990214
+uri: https://doi.org/doi:10.5281/ZENODO.7990214
diff --git a/_data/work/10.5281/ZENODO.7990251.yml b/_data/work/10.5281/ZENODO.7990251.yml
new file mode 100644
index 0000000..903a273
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7990251.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of sterile citrated stabilized Au nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7990251
+doi:  doi:10.5281/ZENODO.7990251
+uri: https://doi.org/doi:10.5281/ZENODO.7990251
diff --git a/_data/work/10.5281/ZENODO.7990302.yml b/_data/work/10.5281/ZENODO.7990302.yml
new file mode 100644
index 0000000..daea4c4
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.7990302.yml
@@ -0,0 +1,5 @@
+title: "Work: Physico-chemical characterization of sterile Fe3O4 nanoparticles by XPS / HAXPES / SEM"
+type:  Dataset
+tag:  doi:10.5281/ZENODO.7990302
+doi:  10.5281/ZENODO.7990302
+uri: https://doi.org/10.5281/ZENODO.7990302
diff --git a/_data/work/10.5281/ZENODO.8015080.yml b/_data/work/10.5281/ZENODO.8015080.yml
new file mode 100644
index 0000000..3d3a5f2
--- /dev/null
+++ b/_data/work/10.5281/ZENODO.8015080.yml
@@ -0,0 +1,5 @@
+title: "Work: Ontology IRIs for the JRC representative industrial nanomaterials"
+type:  Report
+tag:  doi:10.5281/ZENODO.8015080
+doi:  doi:10.5281/ZENODO.8015080
+uri: https://doi.org/doi:10.5281/ZENODO.8015080
diff --git a/_includes/collecttags.html b/_includes/collecttags.html
deleted file mode 100644
index 7a3092e..0000000
--- a/_includes/collecttags.html
+++ /dev/null
@@ -1,19 +0,0 @@
-<!-- Source: https://github.com/qian256/qian256.github.io/blob/master/_includes/collecttags.html (MIT license) -->
-{% assign rawtags = "" %}
-{% for post in site.posts %}
-  {% assign ttags = post.tags | join:'|' | append:'|' %}
-  {% assign rawtags = rawtags | append:ttags %}
-{% endfor %}
-{% assign rawtags = rawtags | split:'|' | sort %}
-
-{% assign site.tags = "" %}
-{% for tag in rawtags %}
-  {% if tag != "" %}
-    {% if tags == "" %}
-      {% assign tags = tag | split:'|' %}
-    {% endif %}
-    {% unless tags contains tag %}
-      {% assign tags = tags | join:'|' | append:'|' | append:tag | split:'|' %}
-    {% endunless %}
-  {% endif %}
-{% endfor %}
diff --git a/_includes/head.html b/_includes/head.html
index 1a62f76..e22765f 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -5,11 +5,6 @@
   {%- seo -%}
   <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
   <link rel="stylesheet" href="{{ "/assets/css/style.css" | relative_url }}">
-  {%- feed_meta -%}
-
-  {% if site.tags != "" %}
-    {% include collecttags.html %}
-  {% endif %}
 
   <script type="text/javascript" src="https://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script>
 
diff --git a/_includes/header.html b/_includes/header.html
index 81bdfcc..8ebd3fe 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -24,6 +24,7 @@
             {% elsif my_page.title contains "Molecule:" %}
             {% elsif my_page.title contains "Material:" %}
             {% elsif my_page.title contains "Work:" %}
+            {% elsif my_page.title contains "class" %}
             {% elsif my_page.title %}
             <a class="page-link" href="{{ my_page.url | relative_url }}">{{ my_page.title | escape }}</a>
             {% endif %}
diff --git a/_layouts/substance.html b/_layouts/substance.html
index eabcb81..6fbd964 100644
--- a/_layouts/substance.html
+++ b/_layouts/substance.html
@@ -17,6 +17,17 @@ <h1 class="tag-title">{{ clean_title }}</h1>
 
 {% if page.chemicalComposition %}<p class="post-meta">Chemical composition: {{ page.chemicalComposition }}</p>{% endif %}
 
+<!-- TODO: Compare the declared ontology class against the classes in _data/enmo and provide the link -->
+{% if page.a %}
+  {% assign type = page.a | replace: ':', '' %}
+  {% assign enmo_data = site.data.enmo[type] %}
+  {% if enmo_data %}
+    <p class="post-meta">Ontology class:  <a href="{{ site.data.enmo[type].URI }}">{{ page.a }}</p></a>
+  {% endif %}
+{% endif %}
+
+{% assign blogposts = site.tags[page.tag] %}
+{% if blogposts.size > 0 %}
 <h2 class="tag-title">Blog posts</h2>
 <ul>
 {% for post in site.tags[page.tag] %}
@@ -31,6 +42,28 @@ <h2 class="tag-title">Blog posts</h2>
   </li>
 {% endfor %}
 </ul>
+{% endif %}
+
+{% assign datasets = page.datasetDOI %}
+{% if datasets.size > 0 %}
+<h2 class="tag-title">Datasets</h2>
+<ul>
+{% for dataset in datasets %}
+<li><a href="" />{{ dataset }}</li></a>
+{% endfor %}
+</ul>
+{% endif %}
+
+{% assign journalArticles = page.journalArticleDOI | split: ' ' %}
+{% if journalArticles.size > 0 %}
+<h2 class="tag-title">Datasets</h2>
+<ul>
+{% for journalArticle in journalArticles %}
+  <li><a href="" />{{ journalArticle }}</li></a>
+{% endfor %}
+</ul>
+{% endif %}
+
 </div>
 
 <script type="application/ld+json">
@@ -50,36 +83,25 @@ <h2 class="tag-title">Blog posts</h2>
     "https://nanocommons.github.io/identifiers/registry#{{ clean_title }}", "erm:{{ clean_title }}", "{{ clean_title }}"
   ]
 }
-</script>
 
-  <div class="post-content e-content" itemprop="articleBody">
-    {{ content }}
-  </div>
-
-{% if page.tags.size > 0 %}
+</script>
+{% assign scholarlyArticles = page.scholarlyArticleDOI | split: ' ' %}
+{% if scholarlyArticles.size > 0 %}
   <div class="post-footer" id="bibliographyDIV" style="visibility: hidden">
   <b class="post">Further reading</b>
   <p class="post-meta" id="bibliography"></p>
   </div>
   <script>
+
+var articleString = '{{ scholarlyArticles }}';
+var dois = articleString.split(',');
 const cite = new Cite()
-{% assign tags = page.tags | split:' ' %}
-dois = []
-{% for tag in tags %}
-  {% assign check = tag | split:':' %}
-  {% if check.size > 1 %}
-    {% if check[0] == "doi" %}
-      {% capture doi %}{{ check[1] }}{% endcapture %}
-dois.push("{{ doi }}")
-    {% endif %}
-  {% endif %}
-{% endfor %}
 if (dois.length > 0) {
   Cite.async(dois).then(function(cite) {
     content = cite.format('bibliography', {
       format: 'html', template : 'apa',
       prepend: function (entry) {
-        return '<i class="fa-solid fa-file fa-xs"></i><a href="../work/' + entry.DOI.toUpperCase() + '"><code class="highligher-rouge"><nobr>' + entry.DOI + '</nobr></code></a>&nbsp;'
+        return '<i class="fa-solid fa-file fa-xs"></i><a href="../../work/' + entry.DOI.toUpperCase() + '"><code class="highligher-rouge"><nobr>' + entry.DOI + '</nobr></code></a>&nbsp;'
       },
       append: function (entry) {
         return ' <a href="https://doi.org/' + entry.DOI + '">CrossRef</a> <a href="https://scholia.toolforge.org/doi/' + entry.DOI + '">Scholia</a>'
diff --git a/about.markdown b/about.markdown
index 916a7a6..7d16cad 100644
--- a/about.markdown
+++ b/about.markdown
@@ -12,13 +12,13 @@ Because the registry merely registers the identifier, it allows ERM identifiers
 before details are disclosed or measured. For exameple, a TiO<sub>2</sub> material is planned
 in a study but not syntesized or ordered yet, and the exact chemistry and biological properties
 are not yet known. A second example is when you wish to publish about a new material (e.g. efficacy)
-and you will not disclose the chemical identity yet. [ERM00000416](/erm-database/substance/ERM00000416)
+and you will not disclose the chemical identity yet. [ERM00000416](/erm-database/substance/ERM/00000416)
 is an example ERM identifier.
 
 ## Powered by
 
 The Jekyll layout is based on the default [minima](https://github.com/jekyll/minima) gem, version 2.5.1, but tweaked after that, e.g. with bits
-from [Lagrange](https://github.com/LeNPaul/Lagrange/).
+from [Lagrange](https://github.com/LeNPaul/Lagrange/). The content pages (identifiers, ontology classes) are generated with the [jekyll-datapage-generator plugin](https://github.com/avillafiorita/jekyll-datapage_gen) from a publically available [data repository](https://github.com/nanocommons/erm-database/tree/main/_data).
 
 This website is further powered by (in random order):
 
diff --git a/identifier.markdown b/identifier.markdown
index 434435c..546d289 100644
--- a/identifier.markdown
+++ b/identifier.markdown
@@ -5,15 +5,14 @@ permalink: /identifiers/
 ---
 
 <div class="tag-cloud">
-{% assign sortedtags = site.tags | sort %}
-{% for tag in sortedtags %}
-  <ul class="post-list">
-  {% assign tag_name = tag[0] %}
-  {% if tag_name contains "erm:" %}
-    <li>
-      <a href="{{ tag_name | slice: 4,20 | prepend: '/substance/' | relative_url }}">{{ tag | first }}</a>
-    </li>
-  {% endif %}
-  </ul>
+<ul>
+{% for erm_hash in site.data.erm %}
+{% assign erm = erm_hash[1] %}
+  <li>
+    <a href="/erm-database/substance/{{ erm.id | replace: 'ERM', 'ERM/' }}">
+      {{ erm.id  | replace: 'ERM', 'erm:ERM' }}
+    </a>
+  </li>
 {% endfor %}
+</ul>
 </div>
diff --git a/ontology.markdown b/ontology.markdown
new file mode 100644
index 0000000..a621dab
--- /dev/null
+++ b/ontology.markdown
@@ -0,0 +1,30 @@
+---
+layout: page
+title: eNM Ontology
+permalink: /enmo/
+---
+<div class="tag-cloud">
+<ul>
+{% for enmo_hash in site.data.enmo %}
+{% assign enmo = enmo_hash[1] %}
+  <li>
+    <a href="{{ enmo.URI }}">
+      {{ enmo.label }} </a>  ({{ enmo.curie }})
+      <ul>
+        
+        {% for erm_hash in site.data.erm %}
+        
+          {% assign erm = erm_hash[1] %}
+          {% if enmo.curie == erm.a %}
+        <li>
+          <a href="/erm-database/substance/{{ erm.id | replace: 'ERM', 'ERM/' }}"> {{ erm.id | replace: 'ERM', 'erm:ERM'}} </a>
+        </li>
+          {% endif %}
+        
+        {% endfor %}
+        </ul>
+    
+  </li>
+{% endfor %}
+</ul>
+</div>
diff --git a/substance/ERM00000063.markdown b/substance/ERM00000063.markdown
deleted file mode 100644
index 68c037d..0000000
--- a/substance/ERM00000063.markdown
+++ /dev/null
@@ -1,12 +0,0 @@
----
-layout: substance
-title: "Material: ERM00000063"
-type: ChemicalSubstance
-tag: erm:ERM00000063
-chemicalComposition: ZnO
-tags: doi:10.3389/FTOX.2022.981701
----
-
-### Journal articles
-
-* [10.3389/ftox.2022.981701](https://doi.org/10.3389/ftox.2022.981701)
diff --git a/substance/ERM00000064.markdown b/substance/ERM00000064.markdown
deleted file mode 100644
index 5f16e2f..0000000
--- a/substance/ERM00000064.markdown
+++ /dev/null
@@ -1,12 +0,0 @@
----
-layout: substance
-title: "Material: ERM00000064"
-type: ChemicalSubstance
-tag: erm:ERM00000064
-chemicalComposition: TiO2
-tags: doi:10.3389/FTOX.2022.981701
----
-
-### Journal articles
-
-* [10.3389/ftox.2022.981701](https://doi.org/10.3389/ftox.2022.981701)
diff --git a/substance/ERM00000416.markdown b/substance/ERM00000416.markdown
deleted file mode 100644
index e33f133..0000000
--- a/substance/ERM00000416.markdown
+++ /dev/null
@@ -1,11 +0,0 @@
----
-layout: substance
-title: "Material: ERM00000416"
-tag: erm:ERM00000416
-tags: doi:10.5281/ZENODO.7940162
-chemicalComposition: ZnO
----
-
-### Datasets
-
-* [10.5281/ZENODO.7940162](https://doi.org/10.5281/ZENODO.7940162)
diff --git a/substance/ERM00000583.markdown b/substance/ERM00000583.markdown
deleted file mode 100644
index 076ea4f..0000000
--- a/substance/ERM00000583.markdown
+++ /dev/null
@@ -1,11 +0,0 @@
----
-layout: substance
-title: "Material: ERM00000583"
-tag: erm:ERM00000583
-tags: doi:10.5281/ZENODO.7990302
-chemicalComposition: Fe3O4
----
-
-### Datasets
-
-* [10.5281/ZENODO.7990302](https://doi.org/10.5281/ZENODO.7990302)
diff --git a/table.markdown b/table.markdown
new file mode 100644
index 0000000..d69cc4c
--- /dev/null
+++ b/table.markdown
@@ -0,0 +1,76 @@
+---
+layout: page
+title: Content table
+permalink: /table/
+---
+
+<!-- Include jQuery -->
+<script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
+<!-- Include DataTables CSS and JavaScript -->
+<link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/1.11.5/css/jquery.dataTables.css">
+<script type="text/javascript" charset="utf8" src="https://cdn.datatables.net/1.11.5/js/jquery.dataTables.js"></script>
+
+<!-- Initialize table -->
+<table id="data-table">
+  <thead>
+    <tr>
+      <th>ERM ID</th>
+      <th>Ontology class</th>
+      <th>CURIE</th>
+      <th>Chemical Composition</th>
+      <th>In Dataset</th>
+      <th>Same As</th>
+    </tr>
+  </thead>
+  <tbody id="table-body">
+  </tbody>
+</table>
+
+<script>
+  $(document).ready(function() {
+    // Initialize DataTables with pageLength set to a large number
+    $('#data-table').DataTable({
+      "pageLength": 10000, 
+      "paging": false 
+    });
+  });
+</script>
+
+<!-- read the jekyll-liquid data into a JSON, extract values, fill up table -->
+<script>
+document.addEventListener('DOMContentLoaded', function () {
+  const ermData = {{ site.data.erm | jsonify }};
+  const enmoData = {{ site.data.enmo | jsonify }};
+  const tableBody = document.getElementById('table-body');
+
+  const ermArray = Object.values(ermData);
+
+ermArray.forEach((erm) => {
+  const row = document.createElement('tr');
+  // Find the _data/enmo yml with a matching id
+  const ontologyClass = Object.values(enmoData).find((enmo) => enmo.curie === erm.a);
+  const ontologyCurie = Object.values(enmoData).find((enmo) => enmo.curie === erm.a);
+
+    row.innerHTML = `
+      <td>${erm.id ? erm.id : ''}</td>
+      <td>${ontologyClass ? ontologyClass.label : ''}</td>
+      <td>${ontologyCurie ? ontologyClass.curie : ''}</td>
+      <td>${erm.chemicalComposition ? erm.chemicalComposition : ''}</td>
+      <td>${erm.datasetDOI ? formatDataset(erm.datasetDOI) : ''}</td>
+      <td>${erm.sameAs ? erm.sameAs.join('<br>') : ''}</td>
+    `;
+
+    tableBody.appendChild(row);
+  });
+
+  function formatDataset(datasetDOI) {
+    // Convert the datasetDOI into a bullet-point list
+    const datasets = datasetDOI.split(',');
+    if (datasets.length > 1) {
+      return '<ul>' + datasets.map((dataset) => `<li>${dataset.trim()}</li>`).join('') + '</ul>';
+    } else {
+      return datasetDOI.trim();
+    }
+  }
+});
+</script>
diff --git a/tags.markdown b/tags.markdown
index ebe0863..3356caa 100644
--- a/tags.markdown
+++ b/tags.markdown
@@ -11,7 +11,7 @@ permalink: /tags/
   {% assign tag_name = tag[0] %}
   {% if tag_name contains "erm:" %}
     <span style="font-size: {{ tag | last | size | times: 500 | divided_by: site.tags.size | plus: 100  }}%">
-      <a href="{{ tag_name | slice: 4,20 | prepend: '/substance/' | relative_url }}">{{ tag | first }}</a>
+      <a href="{{ tag_name | replace: 'ERM', 'ERM/' | slice: 4,20 | prepend: '/substance/' | relative_url }}">{{ tag | first  }}</a>
     </span>
   {% endif %}
 {% endfor %}
diff --git a/work/10.1186/S13321-022-00614-7.markdown b/work/10.1186/S13321-022-00614-7.markdown
deleted file mode 100644
index e1e68e5..0000000
--- a/work/10.1186/S13321-022-00614-7.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: European Registry of Materials: global, unique identifiers for (undisclosed) nanomaterials"
-type: ScholarlyArticle
-tag: doi:10.1186/S13321-022-00614-7
-doi: doi:10.1186/S13321-022-00614-7
----
diff --git a/work/10.3389/FTOX.2022.981701.markdown b/work/10.3389/FTOX.2022.981701.markdown
deleted file mode 100644
index 8e5b89b..0000000
--- a/work/10.3389/FTOX.2022.981701.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: The alamar blue assay in the context of safety testing of nanomaterials"
-type: ScholarlyArticle
-tag: doi:10.3389/FTOX.2022.981701
-doi: doi:10.3389/FTOX.2022.981701
----
diff --git a/work/10.5281/ZENODO.7940162.markdown b/work/10.5281/ZENODO.7940162.markdown
deleted file mode 100644
index 941d04b..0000000
--- a/work/10.5281/ZENODO.7940162.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of sterilized ZnO nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7940162
-doi: 10.5281/ZENODO.7940162
----
diff --git a/work/10.5281/ZENODO.7965603.markdown b/work/10.5281/ZENODO.7965603.markdown
deleted file mode 100644
index 0ba44ea..0000000
--- a/work/10.5281/ZENODO.7965603.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of sterilized Ce0.1Zr0.9O2 nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7965603
-doi: doi:10.5281/ZENODO.7965603
----
diff --git a/work/10.5281/ZENODO.7966134.markdown b/work/10.5281/ZENODO.7966134.markdown
deleted file mode 100644
index 38ffe2f..0000000
--- a/work/10.5281/ZENODO.7966134.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of sterilized Ce0.75Zr0.25O2 nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7966134
-doi: doi:10.5281/ZENODO.7966134
----
diff --git a/work/10.5281/ZENODO.7989699.markdown b/work/10.5281/ZENODO.7989699.markdown
deleted file mode 100644
index 30f2ca0..0000000
--- a/work/10.5281/ZENODO.7989699.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of CeO2/Co3O4 nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7989699
-doi: doi:10.5281/ZENODO.7989699
----
diff --git a/work/10.5281/ZENODO.7990086.markdown b/work/10.5281/ZENODO.7990086.markdown
deleted file mode 100644
index 3038ed9..0000000
--- a/work/10.5281/ZENODO.7990086.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of Fe3O4 nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7990086
-doi: doi:10.5281/ZENODO.7990086
----
diff --git a/work/10.5281/ZENODO.7990214.markdown b/work/10.5281/ZENODO.7990214.markdown
deleted file mode 100644
index 3b90016..0000000
--- a/work/10.5281/ZENODO.7990214.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of sterile ZnO nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7990214
-doi: doi:10.5281/ZENODO.7990214
----
diff --git a/work/10.5281/ZENODO.7990251.markdown b/work/10.5281/ZENODO.7990251.markdown
deleted file mode 100644
index 133d9df..0000000
--- a/work/10.5281/ZENODO.7990251.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of sterile citrated stabilized Au nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7990251
-doi: doi:10.5281/ZENODO.7990251
----
diff --git a/work/10.5281/ZENODO.7990302.markdown b/work/10.5281/ZENODO.7990302.markdown
deleted file mode 100644
index d017e75..0000000
--- a/work/10.5281/ZENODO.7990302.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Physico-chemical characterization of sterile Fe3O4 nanoparticles by XPS / HAXPES / SEM"
-type: Dataset
-tag: doi:10.5281/ZENODO.7990302
-doi: 10.5281/ZENODO.7990302
----
diff --git a/work/10.5281/ZENODO.8015080.markdown b/work/10.5281/ZENODO.8015080.markdown
deleted file mode 100644
index 701bc7d..0000000
--- a/work/10.5281/ZENODO.8015080.markdown
+++ /dev/null
@@ -1,7 +0,0 @@
----
-layout: work
-title: "Work: Ontology IRIs for the JRC representative industrial nanomaterials"
-type: Report
-tag: doi:10.5281/ZENODO.8015080
-doi: doi:10.5281/ZENODO.8015080
----