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

EGTB: win in 2 half-moves

# move score
1 Kg7 win in 1 half-moves
2 Kh7 win in 1 half-moves
3 Ra1 win in 1 half-moves
4 Ra2 win in 1 half-moves
5 Ra7 win in 1 half-moves
6 Rb4 draw
7 Kg1 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kg8 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves