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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka7 draw
3 Kc2 draw
4 Kc3 draw
5 Kc4 draw
6 Kd2 draw
7 Kd4 draw
8 Ke2 draw
9 Ke3 draw
10 Ke4 draw
11 Rg3 draw
12 Rh1 draw
13 Rh2 draw
14 Rh4 draw
15 Rh5 draw
16 Rh6 draw
17 Kb5 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Kb7 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rh7 loss in 2 half-moves
23 Rh8 loss in 2 half-moves