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