List of 3 ancestors found in 40 iterations (3 distinct persons and 3 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Henri de Mecklemburg-Werle (~1399-1466)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Ulrich von Mecklenburg-Stargard (1393-1417)
3Marguerite de Pomeranie (~1375-)