French Defense Exchange Variation Pin Chess Puzzles

The french defense exchange variation pin usually appears after 1.e4 e6 2.d4 d5 3.exd5 exd5, when the position becomes symmetrical but piece activity still matters. In this structure, a pin often targets a knight or bishop on the c- or f-file, especially when White develops with Nc3 and Black answers with ...Bb4 or White uses Bb5+ ideas to restrict a defender.