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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb8 draw
3 Kd2 draw
4 Kd3 draw
5 Kd4 draw
6 Ke2 draw
7 Kf2 draw
8 Kf3 draw
9 Kf4 draw
10 Rc1 draw
11 Rd1 draw
12 Re2 draw
13 Rf1 draw
14 Rg1 draw
15 Rh1 draw
16 Ka7 loss in 1 half-moves
17 Kb7 loss in 1 half-moves
18 Ke4 loss in 1 half-moves
19 Ra1 loss in 1 half-moves