Head noun: grindstone

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

Broader concepts

labelprovenanceconfidence
toolisap:5064306870.288073
memberisap:2541518110.215660
noseisap:5065878080.163574
metaphorisap:2840335970.133147
dayisap:4016839590.124428

Narrower concepts

labelprovenanceconfidence
lifeisap:1886930170.199339
stoneisap:2576925370.135927