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 Kcc8 draw
7 Kcd7 draw
8 Kdc8 draw
9 Kdd7 draw
10 Ke7 draw
11 Ke8 draw
12 Ra5 draw
13 Rc5 draw
14 Rg1 draw
15 Rg6 draw
16 Rg7 draw
17 Rg8 draw
18 Rh5 draw
19 Kd6 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rg4 loss in 2 half-moves