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 Kc7 draw
3 Ke7 draw
4 Ke8 draw
5 Kg1 draw
6 Kh1 draw
7 Kh3 draw
8 Ra8 draw
9 Rc1 draw
10 Rc2 draw
11 Rc7 draw
12 Kg2 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Kd7 loss in 1 half-moves