Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kcb5 win in 3 half-moves
2 Kab5 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Ka5 loss in 2 half-moves
7 Ka7 loss in 2 half-moves
8 Kab7 loss in 2 half-moves
9 Kc5 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kcb7 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves