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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kd4 draw
3 Kd5 draw
4 Kd6 draw
5 Ke4 draw
6 Ke6 draw
7 Kf4 draw
8 Kf5 draw
9 Kf6 draw
10 Ra1 draw
11 Ra6 draw
12 Ra7 draw
13 Ra8 draw
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd5 loss in 2 half-moves