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 Ke2 draw
5 Kf1 draw
6 Kf2 draw
7 Ra2 draw
8 Ra3 draw
9 Ra4 draw
10 Rc1 draw
11 Rd1 draw
12 Ra7 loss in 4 half-moves
13 Ra8 loss in 2 half-moves
14 Ra5 loss in 1 half-moves
15 Ra6 loss in 1 half-moves