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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kb8 draw
7 Kc6 draw
8 Ra1 draw
9 Ra2 draw
10 Ra7 draw
11 Rb3 draw
12 Rc3 draw
13 Kc7 loss in 4 half-moves
14 Kc8 loss in 4 half-moves
15 Rd3 loss in 4 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Re3 loss in 1 half-moves