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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kd7 draw
3 Kf7 draw
4 Kf8 draw
5 Ra8 draw
6 Rb4 draw
7 Rb6 draw
8 Rb7 draw
9 Re8 draw
10 Ke8 loss in 10 half-moves
11 Kd8 loss in 8 half-moves
12 Rb1 loss in 4 half-moves
13 Kd6 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Rb5 loss in 1 half-moves