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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Ra5 draw
6 Rg1 draw
7 Rg2 draw
8 Kb3 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh5 loss in 2 half-moves