About: federal duck stamp

Premodifier: federal duck
Head noun: stamp

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

Broader concepts

label	provenance	confidence
stamp	isap:372166938	0.575465
tool for wetland conservation	isap:199456039	0.394576

Narrower concepts

label	provenance	confidence
waterfowl	isap:14591333	0.098209