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 Ra2 draw
5 Ra5 draw
6 Ra6 draw
7 Ra7 draw
8 Ra8 draw
9 Kd3 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves