About: class period

Premodifier: class
Head noun: period

Same concepts
http://dbpedia.org/resource/Period_(school)

Broader concepts

label	provenance	confidence
time	isap:495199145	0.396244
teacher	isap:446571202	0.230836
hour	isap:497104483	0.182186

Narrower concepts

label	provenance	confidence
student	isap:271684330	0.164347