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 Rb8 win in 1 half-moves
3 Kb1 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kd1 draw
8 Kd2 draw
9 Kd3 draw
10 Kf2 draw
11 Kf3 draw
12 Kg2 draw
13 Kg4 draw
14 Kh2 draw
15 Kh3 draw
16 Kh4 draw
17 Rb1 draw
18 Rb3 draw
19 Rb4 draw
20 Kf4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves