siblings of Assurance xx

full siblings 2 half siblings maternal 2 half siblings paternal 14

full siblings

horse Decision xx (Thoroughbred, 1907, from Count Schomberg xx)

Decision xx
gender-male
1907

Count Schomberg xx / Surefoot xx

stallion Cocksure xx (Thoroughbred, 1905, from Count Schomberg xx)

Cocksure xx
gender-male
1905

Count Schomberg xx / Surefoot xx