Which one of you autists wrote this?

Chesnaught's Fighting type, being super-effective against Dark typing, may be a subtle allusion to the Chestnut horse coloring. Chestnut is characterized by the absolute absence of true black (a.k.a. dark) hairs. Chesnaught and it's preevolutions, Chespin and Quilladin, have no black hairs.

https://bulbapedia.bulbagarden.net/wiki/Chesnaught_(Pok%C3%A9mon)#Origin