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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kg1 loss in 8 half-moves
3 Kg3 loss in 8 half-moves
4 Rh2 loss in 8 half-moves
5 Rh7 loss in 8 half-moves
6 Rh8 loss in 8 half-moves
7 Kh2 loss in 6 half-moves
8 Rf3 loss in 6 half-moves
9 Rg3 loss in 6 half-moves
10 Kh1 loss in 4 half-moves
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh6 loss in 2 half-moves