YOU SAID:
黒人の雄鶏は大きな黒い雄鶏を吸う
INTO JAPANESE
黒人の雄鶏は大きな黒い雄鶏を吸う
BACK INTO ENGLISH
Black Rooster sucks big black cock
INTO JAPANESE
黒いオンドリは、大きな黒いコックを吸う
BACK INTO ENGLISH
Black Rooster sucks big black cock
That didn't even make that much sense in English.