how do you turn off autofill's Heritage

Lion	Parents	Grand-Parents	Great Grand-Parents	Great-Great Grand-Parents
how do you turn off autofill	Rhyølite	Dzintrah, Corrupted	Copernicus	.Meliodas.
				1Nightstalker
			Hate - #114144	Accel World-SilverCrow
				Maximum Overdrive
		b	Unknown	Unknown
				Unknown
			Unknown	Unknown
				Unknown
	pesticide	Kuvier	Zio	Moby Dick
				Syzygy
			Fiery	Phoenix
				* (Dwarf) Tiny Dancer
		The Calendar	Dzintrah, Corrupted	Copernicus
				Hate - #114144
			~~~bred70	Unknown
				Unknown
This lion has 3 instances of possible inbreeding. Note: Inbreeding has no in-game effect.