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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kg5 loss in 2 half-moves
3 Kg6 loss in 2 half-moves
4 Kg8 loss in 2 half-moves
5 Kh5 loss in 2 half-moves
6 Rb8 loss in 2 half-moves
7 Rc8 loss in 2 half-moves
8 Rd1 loss in 2 half-moves
9 Rd2 loss in 2 half-moves
10 Rd3 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 K6g7 loss in 1 half-moves
18 K6h7 loss in 1 half-moves
19 K8g7 loss in 1 half-moves
20 K8h7 loss in 1 half-moves
21 Rd7 loss in 1 half-moves