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trap11 lines · 5 forks
Caro-Kann: Réti–Tartakower Trap
After 4...Nf6 5.Qd3, Black's premature 5...e5?? runs into 8.O-O-O and the crushing 9.Qd8+!! queen sacrifice mating by force; declining with 5...Nxe4 keeps Black safe but hands White an easy game.