YOU SAID:

The banana man is eating bananas while a banana eats the banana man.

INTO JAPANESE

バナナはバナナを食べている間、バナナはバナナを食べています。

BACK INTO ENGLISH

While bananas are eating bananas, bananas are eating bananas.

INTO JAPANESE

バナナがバナナを食べている間、バナナはバナナを食べています。

BACK INTO ENGLISH

While the banana is eating the banana, the banana is eating the banana.

INTO JAPANESE

バナナがバナナを食べている間、バナナはバナナを食べています。

BACK INTO ENGLISH

While the banana is eating the banana, the banana is eating the banana.