siblings of Bulolo xx

half siblings maternal 2 half siblings paternal 9

half siblings maternal

horse Rolling Rock xx (Thoroughbred, 1929, from Hurry On xx)

Rolling Rock xx
gender-male
1929

Hurry On xx / Polymelus xx

broodmare Tweets xx (Thoroughbred, 1940, from Tiberius xx)

Tweets xx
gender-female
1940

Tiberius xx / Polymelus xx