About: check-in service

Premodifier: check-in
Head noun: service

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
foursquare	isap:219946055	0.683743
facebook places	isap:439978441	0.541419
gowallum	isap:347525800	0.424513
gowalla	isap:430008206	0.422161
yelp	isap:8391078	0.418937