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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ra4 win in 5 half-moves
3 Kb3 draw
4 Kb4 draw
5 Kb5 draw
6 Kc3 draw
7 Kc5 draw
8 Kcd3 draw
9 Kcd4 draw
10 Kcd5 draw
11 Ke3 draw
12 Ke5 draw
13 Ked3 draw
14 Ked4 draw
15 Ked5 draw
16 Ra6 draw
17 Ra7 draw
18 Ra8 draw
19 Rb1 draw
20 Rc1 draw
21 Rd1 draw
22 Re1 draw
23 Kf3 loss in 2 half-moves
24 Kf4 loss in 2 half-moves
25 Kf5 loss in 2 half-moves
26 Ra2 loss in 2 half-moves
27 Ra3 loss in 2 half-moves
28 Rf1 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rh1 loss in 2 half-moves