YOU SAID:
Taking care of the Horses.
INTO JAPANESE
馬の世話をします。
BACK INTO ENGLISH
Take care of the horses.
INTO JAPANESE
馬の世話をする。
BACK INTO ENGLISH
Take care of a horse.
INTO JAPANESE
馬を世話してください。
BACK INTO ENGLISH
Please take care of the horse.
INTO JAPANESE
馬の世話をしてください。
BACK INTO ENGLISH
Please take care of the horse.
That didn't even make that much sense in English.