Diaz Uchima, Emmanuel Santiago vs. Zapata, Olga Maria - Americas Continental Rapid Chess Championship 2024 0-1

In the Americas Continental Rapid Chess Championship on June 1st, 2024, in a match between Emmanuel Santiago Diaz Uchima and Olga Maria Zapata, Black made the move c5. This move results in a material loss for Black, failing to capitalize on a potential threat opportunity. Additionally, it sacrifices a piece unnecessarily and overlooks a better move for the knight. Instead of initiating a strategic threat, c5 forces White's piece to relocate, missing the chance to reveal an attack or escape a potential threat. Furthermore, it neglects the opportunity to develop a piece effectively for active play or equalize piece trade.