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

EGTB: win in 4 half-moves

# move score
1 Re5 win in 3 half-moves
2 Re6 win in 3 half-moves
3 Re7 win in 3 half-moves
4 Re8 win in 3 half-moves
5 Ra1 draw
6 Rb1 draw
7 Re4 draw
8 Rf1 draw
9 Ka5 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kaa7 loss in 2 half-moves
12 Kab6 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kba7 loss in 2 half-moves
16 Kbb6 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves