YOU SAID:

My dog ate my sisters hamster and then exploded.

INTO JAPANESE

犬は姉妹のハムスターを食べて爆発した。

BACK INTO ENGLISH

The dog ate its sister's hamster and exploded.

INTO JAPANESE

犬は姉のハムスターを食べて爆発した。

BACK INTO ENGLISH

The dog ate its sister's hamster and exploded.