en pyrrole (n)
― IsA ⟶
Weight: 1.0
en organic compound (n) Source: OpenCyc 2012
en pyrrole
― IsA ⟶
Weight: 1.0
en metallole (n) Source: English Wiktionary
en pyrrole
― IsA ⟶
Weight: 0.5
en chemical compound (n) Source: DBPedia 2015