YOU SAID:
did you know i like chess
INTO JAPANESE
あなたは私がチェスが好きだと知っていましたか
BACK INTO ENGLISH
Did you know that I like chess?
INTO JAPANESE
私はチェスが好きであることを知っていましたか?
BACK INTO ENGLISH
Did you know that I like chess?
You've done this before, haven't you.