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 Kf4 draw
3 Kg3 draw
4 Kh3 draw
5 Kh4 draw
6 Re3 draw
7 Rf4 draw
8 Rg3 draw
9 Rh3 draw
10 Kf5 loss in 4 half-moves
11 Kg5 loss in 4 half-moves
12 Kh5 loss in 4 half-moves
13 Rf1 loss in 4 half-moves
14 Rf2 loss in 4 half-moves
15 Rf5 loss in 4 half-moves
16 Ra3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves