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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ka5 draw
3 Ka8 draw
4 Kaa7 draw
5 Kab6 draw
6 Kb5 draw
7 Kb8 draw
8 Kba7 draw
9 Kbb6 draw
10 Kc6 draw
11 Kc7 draw
12 Kc8 draw
13 Ra4 draw
14 Rb3 draw
15 Rc3 draw
16 Rd3 draw
17 Rh3 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves