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 Kf4 draw
3 Kf5 draw
4 Kg4 draw
5 Kh4 draw
6 Kh5 draw
7 Rc1 draw
8 Rc2 draw
9 Rc3 draw
10 Rc4 draw
11 Rc6 draw
12 Kf6 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves