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