In 1260/61 Albert 's troops fought against the Danish duke Eric I of Schleswig on behalf of Queen Margaret Sambiria and her minor son King Eric V of Denmark .
Head entity: eric v of denmark Q359588 25 26 27 28
Tail entity: margaret sambiria Q266533 18 19
Relation (head \u2192 tail): P25
Inverse relation (tail \u2192 head): P40