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

EGTB: win in 6 half-moves

# move score
1 Ra3 win in 5 half-moves
2 Ra4 win in 7 half-moves
3 Ra5 win in 7 half-moves
4 Ra1 draw
5 Ra2 draw
6 Ra8 draw
7 Rg7 draw
8 Kb3 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcc5 loss in 2 half-moves
14 Kcd4 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kdc5 loss in 2 half-moves
18 Kdd4 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rh7 loss in 2 half-moves