YOU SAID:
I ate my cat, because it killed my lover
INTO JAPANESE
猫が食べた、恋人が殺された
BACK INTO ENGLISH
The cat ate, the lover was killed
INTO JAPANESE
猫が食べ、恋人が殺されました
BACK INTO ENGLISH
The cat eats and the lover is killed
INTO JAPANESE
猫が食べると恋人が殺される
BACK INTO ENGLISH
A lover is killed when a cat eats
INTO JAPANESE
猫が食べると恋人が殺される
BACK INTO ENGLISH
A lover is killed when a cat eats
That didn't even make that much sense in English.