List of 5 ancestors found in 40 iterations (5 distinct persons and 5 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Gaucher d'Ollehain (~1015-1072)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Wauthier III d'Ollehain (~0987-1039)
3Gisèle de Hainaut (~0998-1049)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Wauthier II d'Olhain (~0953-1013)
5Blanche d'Hersin (~0964-1003)