About: online check-in

Premodifier: online
Head noun: check-in

Same concepts
http://dbpedia.org/resource/Airport_check-in

Broader concepts

label	provenance	confidence
service	isap:340704448	0.541566
flight	isap:486216868	0.519584
form	isap:379828118	0.467423
process	isap:343684333	0.457847
breeze	isap:482694995	0.427730
fee	isap:350147290	0.323838

Narrower concepts

label	provenance	confidence