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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Kd8 draw
6 Ke1 draw
7 Ke3 draw
8 Kf1 draw
9 Kf2 draw
10 Kf3 draw
11 Ra8 draw
12 Rc1 draw
13 Rc2 draw
14 Rc3 draw
15 Rc4 draw
16 Rc5 draw
17 Rc6 draw
18 Rd8 draw
19 Kd7 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Rc7 loss in 2 half-moves