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 Rg8 win in 11 half-moves
3 Ka5 draw
4 Ka8 draw
5 Kaa7 draw
6 Kab6 draw
7 Kb8 draw
8 Kba7 draw
9 Kbb6 draw
10 Kc6 draw
11 Kc7 draw
12 Kc8 draw
13 Rb5 draw
14 Rf5 draw
15 Rg1 draw
16 Rg6 draw
17 Rg7 draw
18 Rh5 draw
19 Kb5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rg4 loss in 2 half-moves