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

EGTB: win in 18 half-moves

# move score
1 Ra3 win in 17 half-moves
2 Ra4 draw
3 Ra8 draw
4 Rf7 draw
5 Rg7 draw
6 Rh7 draw
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra6 loss in 2 half-moves
27 Rb7 loss in 2 half-moves
28 Rc7 loss in 2 half-moves
29 Rd7 loss in 2 half-moves
30 Re7 loss in 2 half-moves