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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kc4 win in 5 half-moves
5 Rb5 win in 7 half-moves
6 Kd2 win in 9 half-moves
7 Kd6 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 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves