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)
1Bernard II de Calonne (1250-1305)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Bernard Ier de Calonne (1230-1270)
3Marotte de Prouvy (~1222-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Pierre de Calonne (1210-1271)
5Béatrice de Marchipont (1210-)