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

EGTB: win in 6 half-moves

# move score
1 Ra7 win in 5 half-moves
2 Rc1 draw
3 Rc2 draw
4 Re7 draw
5 K6a7 loss in 2 half-moves
6 K6b7 loss in 2 half-moves
7 K8a7 loss in 2 half-moves
8 K8b7 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves