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 Ra8 win in 1 half-moves
3 Rd4 draw
4 Re4 draw
5 Rf4 draw
6 Rg4 draw
7 Rh4 draw
8 Kg5 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kh5 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Ra2 loss in 1 half-moves