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

EGTB: win in 2 half-moves

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