About: png format

Premodifier: png
Head noun: format

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

Broader concepts

label	provenance	confidence
image format	isap:385481937	0.614984
transparency	isap:69051131	0.419120

Narrower concepts

label	provenance	confidence
image	isap:153561511	0.199323