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 Rg1 win in 1 half-moves
3 Rg3 win in 1 half-moves
4 Rg5 win in 1 half-moves
5 Rg6 win in 1 half-moves
6 Rg7 win in 1 half-moves
7 Ka7 draw
8 Ka8 draw
9 Kc7 draw
10 Kc8 draw
11 Ke2 draw
12 Rg4 draw
13 Rh2 draw
14 Ke1 loss in 1 half-moves
15 Ke3 loss in 1 half-moves
16 Kf1 loss in 1 half-moves
17 Kf3 loss in 1 half-moves
18 Kg1 loss in 1 half-moves
19 Kg3 loss in 1 half-moves
20 Rg8 loss in 1 half-moves