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