Already on 24 November 1498 John V and his son Magnus of Saxe - Lauenburg had allied with Henry IV " the Elder " of Brunswick and Lunenburg , Prince of Wolfenbüttel to conquer Wursten .
Head entity: magnus of saxe-lauenburg Q567378 10 11 12 13 14
Tail entity: john v Q69242 5 6
Relation (head \u2192 tail): P22
Inverse relation (tail \u2192 head): P40