About: train accident

Premodifier: train
Head noun: accident

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

Broader concepts

label	provenance	confidence
natural disaster	isap:59828576	0.734444
major disaster	isap:59828568	0.721734
incident	isap:56964416	0.679434
occurrence	isap:181221719	0.500758
disaster	isap:59828577	0.461527

Narrower concepts

label	provenance	confidence
leg	isap:328657456	0.245830