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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kc4 win in 3 half-moves
4 Rc4 win in 3 half-moves
5 Kc7 win in 5 half-moves
6 Rb8 win in 5 half-moves
7 Kd7 draw
8 Kd8 draw
9 Ra4 draw
10 Rb1 draw
11 Rb2 draw
12 Rb6 draw
13 Rb7 draw
14 Kc3 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb5 loss in 2 half-moves