青い首輪をした犬が外でボールで遊んでいない
青い首輪をした犬が外でボールで遊んでいる
A dog with a blue collar is not playing with the ball outside
A dog with a blue collar is playing with the ball outside
A dog with a blue collar plays ball outside .
Negation;ない;助動詞,*,*,*