YOU SAID:

I punched your grandma, and threw a grenade at your house

INTO JAPANESE

おばあちゃんを殴って家に手榴弾を投げた

BACK INTO ENGLISH

I hit my grandmother and threw a grenade at her house.

INTO JAPANESE

私は祖母を殴って彼女の家に手榴弾を投げた。

BACK INTO ENGLISH

I beat my grandmother and threw a grenade at her house.

INTO JAPANESE

私は祖母を殴り、彼女の家に手榴弾を投げた。

BACK INTO ENGLISH

I beat my grandmother and threw a grenade at her house.