Update Groups.html

Groups.html

@@ -4,10 +4,13 @@
 ---
 
 {% include head.html page=page %}
-{% assign aksw = "<http://aksw.org/Groups/AKSW>" | rdf_get %}
-{% assign groups = aksw | rdf_inverse_property: "aiiso:part_of", true %}
-{% for group in groups %}
-{% if group.iri != "http://aksw.org/Groups/Alumni" %}
+{% assign query = 'SELECT ?s ?p ?o  WHERE { 
+  ?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/vocab/aiiso/schema#ResearchGroup> .
+  ?s ?p ?o .
+} ' %}
+{% assign resultset = page.rdf | sparql_query: query %}
+{% for group in resultset %}
+{% if group.iri != "http://aksw.org/Groups/AKSW" %}
 <section class="section">
 <h3 class="title is-3"><a href="{{ group.render_path | relativize_url }}">{{ group | rdf_property: "rdfs:label" }}</a></h3>
 <p>{{ group | rdf_property: "dct:abstract" }}</p>