chess.com/openings/search?keyword=Queen%27s%20Gambit
go here if you want to learn more
this is a gif of the alekhine variation
https://en.wikipedia.org/wiki/Queen%27s_Gambit_Declined
you can read about it here.
if you want me to give you a board of a specific variation please tell me
chess.com/openings/search?keyword=Queen%27s%20Gambit