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