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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ra7 win in 3 half-moves
3 Ra1 draw
4 Ra5 draw
5 Ra8 draw
6 Re2 draw
7 Rf2 draw
8 Rg2 draw
9 Rh2 draw
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Ke8 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rc2 loss in 2 half-moves
27 Rd2 loss in 2 half-moves