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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kd8 draw
3 Kf2 draw
4 Kg1 draw
5 Kg2 draw
6 Rf8 draw
7 Rg1 draw
8 Rg6 draw
9 Rg7 draw
10 Rh8 draw
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Kb8 loss in 1 half-moves