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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb7 draw
3 Kc5 draw
4 Kc7 draw
5 Kd7 draw
6 Rb4 draw
7 Rb5 draw
8 Rb6 draw
9 Rb7 draw
10 Kb5 loss in 4 half-moves
11 Kb6 loss in 4 half-moves
12 Kd5 loss in 4 half-moves
13 Kd6 loss in 4 half-moves
14 Ra8 loss in 4 half-moves
15 Rc8 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 1 half-moves