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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra1 draw
3 Ra3 draw
4 Ra4 draw
5 Ra8 draw
6 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 K3b3 loss in 2 half-moves
11 K3b4 loss in 2 half-moves
12 K3d3 loss in 2 half-moves
13 K3d4 loss in 2 half-moves
14 K4b3 loss in 2 half-moves
15 K4b4 loss in 2 half-moves
16 K4d3 loss in 2 half-moves
17 K4d4 loss in 2 half-moves
18 Kb2 loss in 2 half-moves
19 Kb5 loss in 2 half-moves
20 Kc2 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kd2 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rc7 loss in 2 half-moves
28 Rd7 loss in 2 half-moves