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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb1 draw
3 Kc2 draw
4 Kc7 draw
5 Kd1 draw
6 Kd2 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Ra7 draw
11 Rb1 draw
12 Rb4 draw
13 Rc7 draw
14 Kc6 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb8 loss in 2 half-moves