located in at all times BFO2 Reference: independent continuant locatedInAt (forall (x y z t) (if (and (IndependentContinuant x) (IndependentContinuant y) (IndependentContinuant z) (locatedInAt x y t) (continuantPartOfAt y z t)) (locatedInAt x z t))) // axiom label in BFO2 CLIF: [049-001] (iff (locatedInAt a b t) (and (IndependentContinuant a) (IndependentContinuant b) (exists (r_1 r_2) (and (occupiesSpatialRegionAt a r_1 t) (occupiesSpatialRegionAt b r_2 t) (continuantPartOfAt r_1 r_2 t))))) // axiom label in BFO2 CLIF: [045-001] located-in_at (forall (x y z t) (if (and (locatedInAt x y t) (locatedInAt y z t)) (locatedInAt x z t))) // axiom label in BFO2 CLIF: [046-001] (forall (x y z t) (if (and (IndependentContinuant x) (IndependentContinuant y) (IndependentContinuant z) (continuantPartOfAt x y t) (locatedInAt y z t)) (locatedInAt x z t))) // axiom label in BFO2 CLIF: [048-001] Alan Ruttenberg: This is a binary version of a ternary time-indexed, instance-level, relation. The BFO reading of the binary relation 'located in at all times@en' is: forall(t) exists_at(x,t) -> exists_at(y,t) and 'located in@en(x,y,t)'. Located_in is transitive. (axiom label in BFO2 Reference: [046-001]) Mary located_in Salzburg b located_in c at t = Def. b and c are independent continuants, and the region at which b is located at t is a (proper or improper) continuant_part_of the region at which c is located at t. (axiom label in BFO2 Reference: [045-001]) for all independent continuants b, c, and d: if b continuant_part_of c at t & c located_in d at t, then b located_in d at t. (axiom label in BFO2 Reference: [048-001]) for all independent continuants b, c, and d: if b located_in c at t & c continuant_part_of d at t, then b located_in d at t. (axiom label in BFO2 Reference: [049-001]) the Empire State Building located_in New York. this portion of cocaine located_in this portion of blood this stem cell located_in this portion of bone marrow your arm located_in your body located in at some time