Reto Ajedrez

¿ACORRALAMOS A SPIDER?

Este es el reto de ajedrez de esta semana. El martes 5 de febrero se anunciará al ganador. Aprovechad el día de San Valero para pensar en las soluciones de este reto. ¡Feliz San Valero a todos!

OBJETIVO

♞ Tienes un caballo negro en d5: Déjalo sin movimiento posible con piezas blancas, de forma que mueva donde mueva sea capturado.

PISTAS
♞ Con 2 Torres
♞ Dama + Peón
♞ 2 Alfiles
♞ ¿Cuántos caballos se necesitan para encerrarlo?
♞ ¿Y con sólo reyes?;
♞ ¿Y sólo con peones?
♞ Torre +Alfil no logran encerrar completamente a un caballo, ¿cuántas casillas quedan como mínimo sin controlar?

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