siblings of Silicon Valley xx

half siblings maternal 2 half siblings paternal 5

half siblings paternal

broodmare Triple Wow xx (Thoroughbred, 1983, from Coastal xx)

Triple Wow xx
gender-female
1983

Coastal xx / Sir Ivor xx

horse Coast Today (Thoroughbred, 1986, from Coastal xx)

Coast Today
gender-male
1986

Coastal xx / Prince John xx

broodmare Flippers xx (Thoroughbred, 1981, from Coastal xx)

Flippers xx
gender-female
1981

Coastal xx / Nantallah xx

broodmare Storm Fear xx (Thoroughbred, 1985, from Coastal xx)

Storm Fear xx
gender-female
1985

Coastal xx / Francis S. xx

broodmare Savanaroler XX (Thoroughbred, 1985, from Coastal xx)

Savanaroler XX
gender-female
1985

Coastal xx / Ack Ack xx