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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd2 draw
6 Kd7 draw
7 Kd8 draw
8 Ra2 draw
9 Rb8 draw
10 Kb1 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kc1 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kd1 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves