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)
1Robert de Trith (~1185-~1236)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Gilles de Trith (~1140-)
3Richarde de Maing (~1160-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Rénier de Trith (~1100-)
5Marie d'Oisy (~1115-)