siblings of Sweet Reason xx

half siblings maternal 2 half siblings paternal 16

half siblings maternal

stallion Starry Halo xx (Thoroughbred, 1964, from Aureole xx)

Starry Halo xx
gender-male
1964

Aureole xx / Chanteur II xx

stallion Yellow River xx (Thoroughbred, 1967, from Elf-Arrow xx)

Yellow River xx
gender-male
1967

Elf-Arrow xx / Chanteur II xx