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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kcd7 draw
8 Kcd8 draw
9 Ke8 draw
10 Ked7 draw
11 Ked8 draw
12 Kf7 draw
13 Kf8 draw
14 Ra5 draw
15 Rc5 draw
16 Rg1 draw
17 Rg6 draw
18 Rg7 draw
19 Rg8 draw
20 Rh5 draw
21 Kcd6 loss in 2 half-moves
22 Ke6 loss in 2 half-moves
23 Ked6 loss in 2 half-moves
24 Kf6 loss in 2 half-moves
25 Rd5 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Rf5 loss in 2 half-moves
28 Rg2 loss in 2 half-moves
29 Rg3 loss in 2 half-moves
30 Rg4 loss in 2 half-moves