YOU SAID:

My blue dog did not want to eat his food until the sun set

INTO JAPANESE

太陽が沈むまで、私の青い犬は自分の食べ物を食べたくありませんでした

BACK INTO ENGLISH

My blue dog didn't want to eat my food until the sun went down

INTO JAPANESE

太陽が沈むまで、私の青い犬は私の食べ物を食べたくありませんでした

BACK INTO ENGLISH

My blue dog didn't want to eat my food until the sun went down