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

EGTB: win in 2 half-moves

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