siblings of Bold Reasoning xx

half siblings maternal 2 half siblings paternal 15

half siblings maternal

broodmare Pure Reason xx (Thoroughbred, 1977, from Chieftain II xx)

Pure Reason xx
gender-female
1977

Chieftain II xx / Hail to Reason xx

stallion Inchwood xx (Thoroughbred, 1980, from In Reality xx)

Inchwood xx
gender-male
1980

In Reality xx / Hail to Reason xx