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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kf6 draw
3 Kg5 draw
4 Kh5 draw
5 Kh6 draw
6 Re5 draw
7 Rf6 draw
8 Rf7 draw
9 Rg5 draw
10 Rh5 draw
11 Kf7 loss in 4 half-moves
12 Kg7 loss in 4 half-moves
13 Kh7 loss in 4 half-moves
14 Rf4 loss in 4 half-moves
15 Rf8 loss in 4 half-moves
16 Ra5 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves