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 Ka8 draw
3 Kaa7 draw
4 Kab6 draw
5 Kb8 draw
6 Kba7 draw
7 Kbb6 draw
8 Kc6 draw
9 Kc7 draw
10 Kc8 draw
11 Rf1 draw
12 Ka5 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves