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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 draw
3 Kd4 draw
4 Kd5 draw
5 Ke1 draw
6 Ke2 draw
7 Kf2 draw
8 Kg2 draw
9 Rg2 draw
10 Rg3 draw
11 Rg4 draw
12 Rg5 draw
13 Rh1 draw
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves