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 Kd7 draw
3 Kd8 draw
4 Ke1 draw
5 Ke7 draw
6 Kf7 draw
7 Kf8 draw
8 Ra3 draw
9 Ra4 draw
10 Ra5 draw
11 Ra6 draw
12 Ra7 draw
13 Ra8 draw
14 Rc1 draw
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ra2 loss in 2 half-moves