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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Kb8 draw
3 Kcd7 draw
4 Kd5 draw
5 Kd8 draw
6 Kdd7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Rc1 draw
11 Re1 draw
12 Rf1 draw
13 Rg2 draw
14 Rg3 draw
15 Rg6 draw
16 Rg7 draw
17 Rg8 draw
18 Rh1 draw
19 Kb7 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Kcc7 loss in 2 half-moves
23 Kdc7 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rg5 loss in 2 half-moves