YOU SAID:
the man walked outside to the lake
INTO JAPANESE
男は湖の外に出た
BACK INTO ENGLISH
the man went out of the lake
INTO JAPANESE
男は湖から出て行った
BACK INTO ENGLISH
the man left the lake
INTO JAPANESE
男は湖を離れた
BACK INTO ENGLISH
the man left the lake
Come on, you can do better than that.