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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc4 win in 5 half-moves
3 Kd7 win in 5 half-moves
4 Rd8 win in 5 half-moves
5 Ke7 win in 9 half-moves
6 Kd4 win in 13 half-moves
7 Kf7 win in 17 half-moves
8 Kd8 win in 21 half-moves
9 Kc2 draw
10 Kc3 draw
11 Kd2 draw
12 Ke3 draw
13 Ke4 draw
14 Kf8 draw
15 Ra1 draw
16 Ra3 draw
17 Ra5 draw
18 Ra6 draw
19 Ra7 draw
20 Rc8 draw
21 Ke2 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra4 loss in 2 half-moves