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 Kc6 draw
3 Kd6 draw
4 Ke7 draw
5 Rc1 draw
6 Rc2 draw
7 Rc6 draw
8 Rc8 draw
9 Ra7 loss in 10 half-moves
10 Kc8 loss in 8 half-moves
11 Kd8 loss in 6 half-moves
12 Ke8 loss in 6 half-moves
13 Ke6 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