YOU SAID:
kevin killed car louds of kittens
INTO JAPANESE
ケビンは子猫の大声で車を殺した
BACK INTO ENGLISH
Kevin killed the car with a loud kitten
INTO JAPANESE
ケビンは大きな子猫で車を殺した
BACK INTO ENGLISH
Kevin killed a car with a big kitten
INTO JAPANESE
ケビンは大きな子猫と一緒に車を殺した
BACK INTO ENGLISH
Kevin killed a car with a big kitten
That didn't even make that much sense in English.