Add bi-23 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 ?destinationName ?month (COUNT(?message) AS ?messageCount)
+WHERE
+{
+ BIND("Germany" AS ?countryName)
+ VALUES (?type) {(snvoc:Comment) (snvoc:Post)} .
+ ?message a ?type .
+ ?message snvoc:hasCreator ?person .
+ ?message snvoc:creationDate ?creationDate .
+ ?person snvoc:gender ?gender .
+ ?person snvoc:birthday ?birthday .
+ ?person snvoc:isLocatedIn/snvoc:isPartOf/foaf:name ?countryName .
+
+ FILTER NOT EXISTS { ?message snvoc:isLocatedIn/foaf:name ?countryName }
+ ?message snvoc:isLocatedIn/foaf:name ?destinationName
+ BIND( MONTH(?creationDate) AS ?month)
+}
+GROUP BY ?destinationName ?month
+ORDER BY DESC(?messageCount) ?destinationName ?month
+LIMIT 100
