2 -- table mapping sources to number of distinct constants occurring in conclusion
3 INSERT INTO no_inconcl_aux
4 SELECT source, COUNT(h_occurrence)
7 h_position='http://www.cs.unibo.it/helm/schemas/schema-helm#InConclusion'
8 OR h_position='http://www.cs.unibo.it/helm/schemas/schema-helm#MainConclusion'