"Constance II of Sicily (c. 1249 – (1302-04-09)9 April 1302) was Queen consort of Aragon as the wife of Peter III of Aragon and a pretender to ...
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the Kingdom of Sicily from 1268 to 1285. She was the only daughter of Manfred of Sicily and his first wife, Beatrice of Savoy." - (en.wikipedia.org 28.10.2019)
