YOU SAID:
Once there was a man who tried this
INTO JAPANESE
かつてこれを試した男がいました
BACK INTO ENGLISH
There used to be a man who tried this
INTO JAPANESE
これを試した人がいた
BACK INTO ENGLISH
Someone tried this
INTO JAPANESE
誰かがこれを試しました
BACK INTO ENGLISH
Someone tried this
That didn't even make that much sense in English.