I must admit that I did check the rules to make sure I would get a win with the move but I probably concur that white should have been able to play the move through the centre circle and out the other side [mind you, I wouldn't have made the move if it wasn't going to win :)]
(ocultar) Si de repente el sitio se muestra en un lenguaje desconocido, tan sólo pincha con el ratón sobre la bandera de tu idioma para restablecerlo. (pauloaguia) (mostrar todos los consejos)