part of occurrent temporal part of (iff (properTemporalPartOf a b) (and (temporalPartOf a b) (not (= a b)))) // axiom label in BFO2 CLIF: [116-001] temporalPartOf (forall (x y) (if (properTemporalPartOf x y) (exists (z) (and (properTemporalPartOf z y) (not (exists (w) (and (temporalPartOf w x) (temporalPartOf w z)))))))) // axiom label in BFO2 CLIF: [117-002] t-part-of (iff (temporalPartOf a b) (and (occurrentPartOf a b) (exists (t) (and (TemporalRegion t) (occupiesSpatioTemporalRegion a t))) (forall (c t_1) (if (and (Occurrent c) (occupiesSpatioTemporalRegion c t_1) (occurrentPartOf t_1 r)) (iff (occurrentPartOf c a) (occurrentPartOf c b)))))) // axiom label in BFO2 CLIF: [078-003] b proper_temporal_part_of c =Def. b temporal_part_of c & not (b = c). (axiom label in BFO2 Reference: [116-001]) b temporal_part_of c =Def.b occurrent_part_of c & & for some temporal region t, b occupies_temporal_region t & for all occurrents d, t (if d occupies_temporal_region t & t? occurrent_part_of t then (d occurrent_part_of a iff d occurrent_part_of b)). (axiom label in BFO2 Reference: [078-003]) if b proper_temporal_part_of c, then there is some d which is a proper_temporal_part_of c and which shares no parts with b. (axiom label in BFO2 Reference: [117-002]) the 4th year of your life is a temporal part of your life\. The first quarter of a game of football is a temporal part of the whole game\. The process of your heart beating from 4pm to 5pm today is a temporal part of the entire process of your heart beating.\ The 4th year of your life is a temporal part of your life the process boundary which separates the 3rd and 4th years of your life. your heart beating from 4pm to 5pm today is a temporal part of the process of your heart beating occurrent