Docs Oak appears in the following Heading horses.
If a name occurs more than once on the list,  Docs Oak is present that many times in the 5 generation pedigree.

Horse Name	Born	Sex	Event	Sire	Dam
Clint	1994	g	Heading	Son of Oak	Freddies Baby Doll
Gangster	2005	g	Heading	Little Badger Kid	Stylalena
Remis Gays On Ofadoc	2007	g	Heading	Reminic n Dunit	FLS Oaks Classy Lady
Sleepy	2012	g	Heading	Lenas Stylish Doc	Sleepys Poco Rosita
Yeller	2005	g	Heading	PC Tivioak Wood	Colonels Missy Star