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 Kf5 draw
3 Kf6 draw
4 Kg6 draw
5 Kh5 draw
6 Kh6 draw
7 Rc5 draw
8 Rd5 draw
9 Re4 draw
10 Re6 draw
11 Re7 draw
12 Kf4 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf5 loss in 2 half-moves