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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke8 draw
6 Kg6 draw
7 Kg8 draw
8 Kh6 draw
9 Kh8 draw
10 Ra4 draw
11 Ra5 draw
12 Ra6 draw
13 Ra8 draw
14 Rb3 draw
15 Rf3 draw
16 Rg3 draw
17 Rh3 draw
18 Ke7 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves