Assertion: kingdom's king | /r/HasProperty | zvonimir
Facets:
Source sentences:
text: Due to a dynastic crisis in Croatia, with the help of the local nobility who supported his claim, he managed to swiftly seize power in northern parts of the Croatian kingdom (Slavonia), as he was a claimant to the throne due to the fact that his sister was married to the late Croatian king Zvonimir who died childless.