ontology: test
remark: see 5.9.3 and 8.2.2 of spec

[Term]
id: GO:0000050
name: urea cycle
relationship: has_part GO:0004055 ! argininosuccinate synthase activity

[Term]
id: GO:0004055
name: argininosuccinate synthase activity
relationship: part_of XX:0000001

[Term]
id: XX:0000001
name: test

[Typedef]
id: has_part
name: has_part
is_transitive: true
xref: BFO:0000051

[Typedef]
id: part_of
name: part_of
is_transitive: true
xref: OBO_REL:part_of   ! this should be ignored
xref: BFO:0000050       ! this should take priority

[Typedef]
id: negatively_regulates
name: negatively_regulates
is_a: regulates ! regulates

[Typedef]
id: positively_regulates
name: positively_regulates
is_a: regulates ! regulates

[Typedef]
id: regulates
name: regulates
transitive_over: part_of ! part_of
