Nimzo Indian Defense Three Knights Variation (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3) Chess Puzzles

The Nimzo-Indian Defense Three Knights Variation is a strategic chess opening that arises after 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3. It is a flexible system that allows Black to control the center and prepare for dynamic play, often leading to complex middlegame positions.