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

EGTB: win in 48 half-moves

# move score
1 Rb5 win in 47 half-moves
2 Rb6 win in 49 half-moves
3 Rb7 win in 51 half-moves
4 Rb1 draw
5 Rb8 draw
6 Rc4 draw
7 Rd4 draw
8 Re4 draw
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kg8 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves