I'm not sure what you mean by "dilute splash." If there is a particular gene called "dilute" I don't remember which one it is, because so many genes have the effect of diluting some color somehow (so chocolate, blue, and dun are all "dilutions" of black.)
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NatJ
Nicks_Chicks
When 'pure' splash breed together it makes 50/50 good splash and dilute
Nicks_Chicks
Dilute splash:
