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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra4 draw
5 Ra5 draw
6 Ra6 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh8 draw
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 K4b5 loss in 1 half-moves
26 K4c5 loss in 1 half-moves
27 K4d5 loss in 1 half-moves
28 K6b5 loss in 1 half-moves
29 K6c5 loss in 1 half-moves
30 K6d5 loss in 1 half-moves