YOU SAID:
You don't want to know what it is about.
INTO JAPANESE
あなたはそれが何であるか知りたくありません。
BACK INTO ENGLISH
You do not want to know what it is.
INTO JAPANESE
あなたはそれが何かを知りたくありません。
BACK INTO ENGLISH
You do not want to know what it is.
Well done, yes, well done!