Premodifier: sunken
Head noun: ship

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

Broader concepts

labelprovenanceconfidence
artificial reefisap:1784951230.690614
underwater artifactisap:4562398900.679481
objectisap:3062816790.523195
hazardisap:3000602740.445940
wreckisap:848703980.289788

Narrower concepts

labelprovenanceconfidence
titanicisap:725347200.278520