YOU SAID:

Is a pupper a good dog?

INTO JAPANESE

pupperは良い犬ですか？

BACK INTO ENGLISH

pupper is a good dog?

INTO JAPANESE

pupper は、良い犬ですか。

BACK INTO ENGLISH

pupper is, what a good dog.

INTO JAPANESE

pupper は、どのような良い犬です。

BACK INTO ENGLISH

pupper is, what a good dog.