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

EGTB: win in 2 half-moves

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