YOU SAID:

we believe that we can fly while standing on red or yellow grass.

INTO JAPANESE

赤や黄色の草の上に立ったまま飛べると信じています。

BACK INTO ENGLISH

I believe I can fly while standing on the red and yellow grass.

INTO JAPANESE

赤と黄色の草の上に立って飛べると思います。

BACK INTO ENGLISH

I think you can stand on the red and yellow grass and fly.

INTO JAPANESE

赤と黄色の草の上に立って飛べると思います。

BACK INTO ENGLISH

I think you can stand on the red and yellow grass and fly.