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 Ra5 win in 3 half-moves
3 Ra1 win in 9 half-moves
4 Ra2 win in 9 half-moves
5 Ka3 draw
6 Ka4 draw
7 Ka5 draw
8 Kb3 draw
9 Kc3 draw
10 Kc4 draw
11 Kd3 draw
12 Kd4 draw
13 Ke3 draw
14 Ke5 draw
15 Kf3 draw
16 Kf4 draw
17 Kf5 draw
18 Ra4 draw
19 Rg6 draw
20 Kb5 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rd6 loss in 2 half-moves
28 Re6 loss in 2 half-moves
29 Rf6 loss in 2 half-moves
30 Rh6 loss in 2 half-moves