YOU SAID:
whose cat scratches that hard? The one with the black fur.
INTO JAPANESE
彼の猫はそれを傷つけますか?黒い毛皮を持つもの。
BACK INTO ENGLISH
Does his cat hurt it? Those with black fur.
INTO JAPANESE
彼の猫はそれを傷つけるのだろうか?黒い毛皮を持つ人。
BACK INTO ENGLISH
Will his cat hurt it? A person with black fur.
INTO JAPANESE
彼の猫はそれを傷つけるだろうか?黒い毛皮を持つ人。
BACK INTO ENGLISH
Will his cat hurt it? A person with black fur.
That didn't even make that much sense in English.