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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kd4 draw
3 Kf4 draw
4 Kf5 draw
5 Ra3 draw
6 Ra7 draw
7 Ra8 draw
8 Rc4 draw
9 Rd4 draw
10 Kd3 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves