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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kd7 draw
3 Kd8 draw
4 Kf8 draw
5 Kg1 draw
6 Ra8 draw
7 Rc1 draw
8 Rc2 draw
9 Rc7 draw
10 Rd8 draw
11 Kg2 loss in 2 half-moves
12 Kh2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Ke7 loss in 1 half-moves
18 Kf7 loss in 1 half-moves