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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb4 draw
5 Kb5 draw
6 Kc2 draw
7 Kc4 draw
8 Kd1 draw
9 Kd2 draw
10 Ra3 draw
11 Rb1 draw
12 Rb2 draw
13 Rb5 draw
14 Rb8 draw
15 Rc3 draw
16 Rh3 draw
17 Kb6 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rg3 loss in 2 half-moves