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 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Rb8 win in 1 half-moves
7 Kb1 draw
8 Kb3 draw
9 Kc1 draw
10 Kc3 draw
11 Kd1 draw
12 Kd3 draw
13 Ka6 loss in 1 half-moves
14 Ka8 loss in 1 half-moves
15 Kb6 loss in 1 half-moves
16 Kb7 loss in 1 half-moves
17 Kb8 loss in 1 half-moves
18 Kd2 loss in 1 half-moves
19 Ra2 loss in 1 half-moves
20 Rb3 loss in 1 half-moves