A ladder is seldom played out. If the ladder works, there is no reason to try to escape. If the ladder does not work, there is no reason to try to capture.
Une échelle est rarement jouée jusqu'au bout. Si l'échelle fonctionne, il n'y a pas de raison d'essayer de s'échapper. Si l'échelle ne fonctionne pas, il n'y a pas de raison d'essayer de capturer.
A ladder is seldom played out. If the ladder works, there is no reason to try to escape. If the ladder does not work, there is no reason to try to capture.