Add bi-14 query
+PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
+PREFIX sn: <http://www.ldbc.eu/ldbc_socialnet/1.0/data/>
+PREFIX snvoc: <http://www.ldbc.eu/ldbc_socialnet/1.0/vocabulary/>
+PREFIX sntag: <http://www.ldbc.eu/ldbc_socialnet/1.0/tag/>
+PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+PREFIX dbpedia: <http://dbpedia.org/resource/>
+PREFIX dbpedia-owl: <http://dbpedia.org/ontology/>
+
+SELECT ?person (COUNT(?post) AS ?threadCount) (COUNT(?reply) AS ?messageCount)
+WHERE
+{
+
+ VALUES (?type) {(snvoc:Comment) (snvoc:Post)}
+ ?person a snvoc:Person .
+ ?post snvoc:hasCreator ?person .
+ ?reply a ?type .
+ ?reply snvoc:replyOf+ ?post
+}
+GROUP BY ?person
+ORDER BY DESC(?messageCount) ?person
