List of 12 ancestors found in 30 iterations (12 distinct persons and 12 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Marie Werpin (~1832-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
Generation 3 - 3 person(s) on 8 (3 distinct persons)
Generation 4 - 2 person(s) on 16 (2 distinct persons)