siblings of Guillaume Tell xx

half siblings maternal 2 half siblings paternal 53

half siblings maternal

stallion Raise A Regal xx (Thoroughbred, 1977, from Raise A Native xx)

Raise A Regal xx
gender-male
1977

Raise A Native xx / Princequillo xx

stallion Bold Discovery xx (Thoroughbred, 1965, from Bold Ruler xx)

Bold Discovery xx
gender-male
1965

Bold Ruler xx / Princequillo xx