About: old operating system

Premodifier: old operating
Head noun: system

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
windows xp	isap:108324313	0.605777
windows 95	isap:268134769	0.496226
symbian	isap:272773314	0.307743
dos	isap:211558252	0.288296