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 Kf8 draw
3 Kh8 draw
4 Rb8 draw
5 Rc1 draw
6 Rc2 draw
7 Rc7 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Kf7 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh7 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 1 half-moves