Basically anything where a bishop would win, but a queen would put the other side in stalemate. For an extreme example, see https://en.wikipedia.org/wiki/Babso

Basically anything where a bishop would win, but a queen would put the other side in stalemate. For an extreme example, see https://en.wikipedia.org/wiki/Babson_task https://en.wikipedia.org/wiki/Babson_task.