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 Ra8 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rc8 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh8 draw
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Kf2 loss in 2 half-moves
23 Kf4 loss in 2 half-moves
24 Kg2 loss in 2 half-moves
25 Kg3 loss in 2 half-moves
26 Kg4 loss in 2 half-moves
27 Rb4 loss in 2 half-moves
28 Rb5 loss in 2 half-moves
29 Rb6 loss in 2 half-moves
30 Rd8 loss in 2 half-moves