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

EGTB: win in 6 half-moves

# move score
1 Rb5 win in 5 half-moves
2 Rb6 win in 7 half-moves
3 Rb8 win in 7 half-moves
4 Rb1 draw
5 Rb7 draw
6 Rh2 draw
7 Kc4 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kdd4 loss in 2 half-moves
11 Kdd6 loss in 2 half-moves
12 Kde4 loss in 2 half-moves
13 Kde6 loss in 2 half-moves
14 Ked4 loss in 2 half-moves
15 Ked6 loss in 2 half-moves
16 Kee4 loss in 2 half-moves
17 Kee6 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rd2 loss in 2 half-moves
26 Re2 loss in 2 half-moves
27 Rf2 loss in 2 half-moves
28 Rg2 loss in 2 half-moves