[FEN "4k3%2FR7%2F8%2F4PK2%2F8%2F8%2F8%2F1r6%20b%20-%20-%200%200"]
Board
4k3%2FR7%2F8%2F4PK2%2F8%2F8%2F8%2F1r6%20b%20-%20-%200%200