A History of Frankish Greece ( 1204–1566 ) " by William Miller , the seven brothers may also have had a sister , the wife of Marco I Sanudo and mother of Angelo Sanudo .
Head entity: marco i sanudo Q542844 26 27 28
Tail entity: angelo sanudo Q2499264 32 33
Relation (head \u2192 tail): P22
Inverse relation (tail \u2192 head): P40