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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb3 draw
3 Kc1 loss in 16 half-moves
4 Kb1 loss in 12 half-moves
5 Ra2 loss in 12 half-moves
6 Ra5 loss in 12 half-moves
7 Ra6 loss in 12 half-moves
8 Rb1 loss in 10 half-moves
9 Ka3 loss in 8 half-moves
10 Rh1 loss in 8 half-moves
11 Ka2 loss in 6 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves