_:b663970029 . _:b663970029 . _:b663970029 "A spatial region is a continuant entity that is a continuant_part_of spaceR as defined relative to some frame R. (axiom label in BFO2 Reference: [035-001])"@en . _:b663970029 . _:b663970029 . _:b663970029 . _:b663970029 .