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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kc4 draw
9 Kc6 draw
10 Ra7 draw
11 Rb1 draw
12 Rb2 draw
13 Rb3 draw
14 Rb5 draw
15 Rc7 draw
16 Rh7 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves