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

EGTB: win in 12 half-moves

# move score
1 Rb8 win in 11 half-moves
2 Kc1 draw
3 Kc2 draw
4 Ra8 draw
5 Rc8 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rg2 draw
10 Rg3 draw
11 Rg4 draw
12 Rg7 draw
13 Ka3 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Ke1 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rg6 loss in 2 half-moves
24 Rh8 loss in 2 half-moves