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 Kb6 draw
3 Kc6 draw
4 Kd5 draw
5 Kd6 draw
6 Kf8 draw
7 Kh8 draw
8 Ra7 draw
9 Rb5 draw
10 Rb8 draw
11 Rd7 draw
12 Re7 draw
13 Kb5 loss in 4 half-moves
14 Rc7 loss in 4 half-moves
15 Kb4 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves