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 Kc7 draw
3 Kc8 draw
4 Kd1 draw
5 Kd2 draw
6 Kd7 draw
7 Ke2 draw
8 Ke7 draw
9 Ke8 draw
10 Kf1 draw
11 Kf2 draw
12 Ra2 draw
13 Ra3 draw
14 Ra4 draw
15 Ra8 draw
16 Rc1 draw
17 Rd1 draw
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves