Catalan Opening Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2) Chess Puzzles

The Catalan Opening Closed is a strategic chess opening that arises after 1.d4 Nf6 2.c4 e6 3.g3 d5. It combines elements of the Queen's Gambit and Reti Opening, focusing on long-term pressure on the center and queenside. This setup allows White to maintain a solid pawn structure while preparing to fianchetto the king's bishop.