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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ra5 draw
3 Ra6 draw
4 Ra7 draw
5 Ra8 draw
6 Rc1 draw
7 Kd2 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Kc1 loss in 1 half-moves
12 Kc2 loss in 1 half-moves
13 Ke1 loss in 1 half-moves
14 Ke2 loss in 1 half-moves