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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 7 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Kc1 draw
7 Kc3 draw
8 Kd1 draw
9 Kd2 draw
10 Kd3 draw
11 Ra6 draw
12 Rb3 draw
13 Rb4 draw
14 Rb5 draw
15 Kb5 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves