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

EGTB: win in 12 half-moves

# move score
1 Ka6 win in 11 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kbb8 draw
5 Kbc7 draw
6 Kcb8 draw
7 Kcc7 draw
8 Kd7 draw
9 Kd8 draw
10 Ra5 draw
11 Re5 draw
12 Rf5 draw
13 Rg1 draw
14 Rg6 draw
15 Rg7 draw
16 Rg8 draw
17 Rh5 draw
18 Kb6 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 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