en naphthalene (n, substance)
― IsA ⟶
Weight: 2.0
en hydrocarbon (n, substance) Source: Open Multilingual WordNet
en naphthalene (n)
― IsA ⟶
Weight: 1.0
en acene Source: English Wiktionary
en naphthalene
― IsA ⟶
Weight: 0.5
en chemical compound (n) Source: DBPedia 2015