Assertion: empire's city | /r/CapableOf | become subordinated
Facets:
value: in 1242
type: TEMPORAL
value: to the empire of nicaea
type: OTHER
Source sentences:
text: The city became subordinated to the Empire of Nicaea in 1242, when its ruler, John Komnenos Doukas, lost his imperial title, and was fully annexed in 1246.