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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc2 draw
6 Kc6 draw
7 Kc8 draw
8 Kd6 draw
9 Kd7 draw
10 Kd8 draw
11 Rb3 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rb7 draw
16 Rb8 draw
17 Rc2 draw
18 Kc1 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Ke1 loss in 2 half-moves
23 Ke2 loss in 2 half-moves
24 Ke3 loss in 2 half-moves
25 Rb1 loss in 2 half-moves