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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Kd8 win in 3 half-moves
3 Ke4 win in 3 half-moves
4 Rg7 win in 7 half-moves
5 Rg8 win in 9 half-moves
6 Rg6 win in 11 half-moves
7 Kb7 draw
8 Kb8 draw
9 Kc7 draw
10 Ke3 draw
11 Ke5 draw
12 Kf3 draw
13 Kf5 draw
14 Kg3 draw
15 Kg5 draw
16 Rg3 draw
17 Rg5 draw
18 Rh4 draw
19 Rg1 loss in 2 half-moves
20 Rg2 loss in 2 half-moves