Head noun: hafnium

Same concepts
http://dbpedia.org/resource/Hafnium

Narrower concepts

labelprovenanceconfidence
zirconiumisap:247611650.196055
metalisap:2277589250.130875
tungstenisap:3431283120.124759
aluminumisap:3412414760.104207
titaniumisap:3424731850.101944