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 Kg3 draw
3 Kg5 draw
4 Kh3 draw
5 Kh4 draw
6 Kh5 draw
7 Rf1 draw
8 Rf2 draw
9 Rf4 draw
10 Rf8 draw
11 Rg3 draw
12 Rh3 draw
13 Kf4 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 1 half-moves