siblings of Presto xx

half siblings maternal 1 half siblings paternal 2
  half siblings paternal (2)
  half siblings maternal (1)
  half siblings paternal (2)

half siblings paternal

broodmare Free Trade xx (Thoroughbred, 1876, from Pretender xx)

Free Trade xx
gender-female
1876

Pretender xx / Rataplan xx

stallion Eric xx (Thoroughbred, 1876, from Pretender xx)

Eric xx
gender-male
1876

Pretender xx / Stockwell xx