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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kf8 draw
5 Kg6 draw
6 Kg8 draw
7 Kh6 draw
8 Kh7 draw
9 Rc2 draw
10 Rc3 draw
11 Rc8 draw
12 Rd7 draw
13 Re7 draw
14 Rf7 draw
15 Kh8 loss in 6 half-moves
16 Ra7 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves