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

EGTB: win in 10 half-moves

# move score
1 Rb1 win in 9 half-moves
2 Rb2 win in 19 half-moves
3 Ra7 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rb8 draw
8 Rg7 draw
9 Rh7 draw
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ke1 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kg1 loss in 2 half-moves
22 Kg2 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves