YOU SAID:
Someone was once known among all man, but he fell down and hurt his knee
INTO JAPANESE
誰かの間でかつて知られていたが、彼は倒れて膝を痛めた
BACK INTO ENGLISH
Once known among someone, he collapsed and hurt his knee
INTO JAPANESE
いったん誰かに知られると、彼は倒れて膝を痛めた
BACK INTO ENGLISH
Once known to someone, he collapsed and hurt his knee
INTO JAPANESE
誰かに知られると、彼は倒れて膝を痛めた
BACK INTO ENGLISH
Being known to someone, he collapsed and hurt his knee
INTO JAPANESE
誰かに知られると、彼は倒れて膝を痛めた
BACK INTO ENGLISH
Being known to someone, he collapsed and hurt his knee
That didn't even make that much sense in English.