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 Ra5 win in 3 half-moves
3 Ra1 draw
4 Ra3 draw
5 Ra4 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rh8 draw
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kde3 loss in 2 half-moves
16 Kde4 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kfe3 loss in 2 half-moves
22 Kfe4 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Kg4 loss in 2 half-moves
25 Kg5 loss in 2 half-moves
26 Ra6 loss in 2 half-moves
27 Ra7 loss in 2 half-moves
28 Rb8 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg8 loss in 2 half-moves