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 Ra4 draw
3 Ra6 draw
4 Rb3 draw
5 Rc3 draw
6 Rd3 draw
7 Rh3 draw
8 Ka5 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kaa6 loss in 2 half-moves
11 Kab7 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kba6 loss in 2 half-moves
15 Kbb7 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg3 loss in 2 half-moves