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

EGTB: win in 8 half-moves

# move score
1 Ra3 win in 7 half-moves
2 Ra4 draw
3 Ra8 draw
4 Re1 draw
5 K3b3 loss in 2 half-moves
6 K3b4 loss in 2 half-moves
7 K3d3 loss in 2 half-moves
8 K3d4 loss in 2 half-moves
9 K4b3 loss in 2 half-moves
10 K4b4 loss in 2 half-moves
11 K4d3 loss in 2 half-moves
12 K4d4 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves