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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Kb8 draw
3 Kc1 draw
4 Kd8 draw
5 Ke1 draw
6 Re1 draw
7 Rg1 draw
8 Rh2 draw
9 Rh3 draw
10 Rh8 draw
11 Kb7 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves