YOU SAID:

this is not a dog, it is a peice of bread

INTO JAPANESE

これは犬ではない、それはパンの菓子だ

BACK INTO ENGLISH

This is not a dog, it's a bread confection

INTO JAPANESE

これは犬ではなく、パンの菓子です

BACK INTO ENGLISH

This is not a dog, it's a bread confection