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 Kd1 draw
3 Kd2 draw
4 Kd7 draw
5 Kd8 draw
6 Ke7 draw
7 Kf1 draw
8 Kf8 draw
9 Ra2 draw
10 Ra3 draw
11 Ra7 draw
12 Ra8 draw
13 Rc1 draw
14 Rd1 draw
15 Ke2 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves