YOU SAID:

John is awesome and his brother is cool, but i am more awesome

INTO JAPANESE

ジョンはすごい、彼の兄弟はかっこいいけど、私はもっとすごい

BACK INTO ENGLISH

John is awesome, his brother is cool, but I'm more awesome

INTO JAPANESE

ジョンはすごい、彼の兄弟はかっこいいが、私はもっとすごい

BACK INTO ENGLISH

John is awesome, his brother is cool, but I'm more awesome