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