Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Kd1 draw
4 Ra2 draw
5 Ra3 draw
6 Ra7 draw
7 Ra8 draw
8 Rb1 draw
9 Kc2 loss in 2 half-moves
10 Kd2 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