Academy | Calculation | Blunder Awareness | Example #5

Solution: 1. Rg2? Ng3+, followed by 2… Nxe2.
Observation
Either a lack of tactical skill or a lapse in concentration likely caused White to overlook that the rook on g2 would be pinned, leaving it unable to defend against the fork, Ng3+. In the initial position, White’s only safe alternative would have been Kg1.