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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Kg5 draw
11 Kh6 draw
12 Ra4 draw
13 Ra5 draw
14 Ra7 draw
15 Ra8 draw
16 Rb3 draw
17 Rc3 draw
18 Rd3 draw
19 Re3 draw
20 Rf3 draw
21 Kg4 loss in 2 half-moves
22 Kg6 loss in 2 half-moves
23 Kh4 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Ra2 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves