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 Ka2 draw
3 Kb1 draw
4 Kc5 draw
5 Kc6 draw
6 Kd4 draw
7 Ke6 draw
8 Rc3 draw
9 Rd1 draw
10 Rd2 draw
11 Rd4 draw
12 Re3 draw
13 Rf3 draw
14 Kc4 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Kd6 loss in 1 half-moves