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 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kcd7 draw
6 Kcd8 draw
7 Kd6 draw
8 Ke6 draw
9 Ke8 draw
10 Ked7 draw
11 Ked8 draw
12 Kf6 draw
13 Kf7 draw
14 Kf8 draw
15 Ra5 draw
16 Rc5 draw
17 Rg3 draw
18 Rg4 draw
19 Rg6 draw
20 Rg7 draw
21 Rg8 draw
22 Rh5 draw
23 Rd5 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves