piero

SELECT DISTINCT
?c1 as ?id1
REPLACE(REPLACE(REPLACE(STR(?c1), piero:, "piero:"), kegg:, "kegg:"), ids:, "ids:") as ?name1
?size1
?c2 as ?id2
REPLACE(REPLACE(REPLACE(STR(?c2), piero:, "piero:"), kegg:, "kegg:"), ids:, "ids:") as ?name2
?size2
?link_size ?link_type
FROM <http://reactionontology.org>
WHERE
{
  ?c1 a owl:Class .
  ?c2 a owl:Class .
  {
    SELECT  ?c1 ?c2 count(?o1) as ?link_size ?link_type
    WHERE{
      ?o1 a ?c1 .
      ?o2 a ?c2 .
      {
        SELECT DISTINCT ?o1 ?o2 ?link_type
        WHERE {
          ?p2 a owl:ObjectProperty .
          ?o1 ?p2 ?o2 .
          BIND("1" AS ?link_type)
        }
      }UNION{
        SELECT DISTINCT ?o1 ?o2 ?link_type
        WHERE {
          ?o1 owl:equivalentTo ?o2 .
          BIND("2" AS ?link_type)
        }
      }
    }
  }

{
    SELECT ?c3 COUNT(?o3) AS ?size1
    WHERE {
      ?c3 a owl:Class .
      ?o3 a ?c3 .
    }
  }
  FILTER(?c3 = ?c1)

{
    SELECT ?c4 COUNT(?o4) AS ?size2
    WHERE {
      ?c4 a owl:Class .
      ?o4 a ?c4 .
    }
  }
  FILTER(?c4 = ?c2)
}