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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 K8b7 win in 9 half-moves
3 Kb6 win in 11 half-moves
4 K6b7 draw
5 Ra8 draw
6 Rb2 draw
7 Rb3 draw
8 Rb4 draw
9 K6c7 loss in 2 half-moves
10 K6d7 loss in 2 half-moves
11 K8c7 loss in 2 half-moves
12 K8d7 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves