Hugh 's half - sister was Adela , Queen of France , the consort of Louis VII , mother of King Philip II of France and of the later Empress of Byzantium , Agnes .
Head entity: empress of byzantium, agnes Q233631 29 30 31 32 33
Tail entity: adela, queen of france Q229407 6 7 8 9 10
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P25