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 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Ke6 draw
6 Ke8 draw
7 Kf6 draw
8 Kf7 draw
9 Kf8 draw
10 Ra8 draw
11 Rc3 draw
12 Rc4 draw
13 Rc5 draw
14 Rc6 draw
15 Rc7 draw
16 Rd8 draw
17 Re8 draw
18 Rh8 draw
19 Rc1 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves