siblings of Problem xx

full siblings 1 half siblings maternal 3 half siblings paternal 15
  half siblings maternal (3)
  full siblings (1)
  half siblings maternal (3)
  half siblings paternal (15)

half siblings maternal

broodmare Partisan Mare xx (Thoroughbred, 1821, from Partisan xx)

Partisan Mare xx
gender-female
1821

Partisan xx / Trumpator xx

broodmare Pawn Junior xx (Thoroughbred, 1817, from Waxy xx)

Pawn Junior xx
gender-female
1817

Waxy xx / Trumpator xx

broodmare Pigmy xx (Thoroughbred, 1822, from Election xx)

Pigmy xx
gender-female
1822

Election xx / Trumpator xx