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

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Kf7 loss in 8 half-moves
3 Kg7 loss in 8 half-moves
4 Kh7 loss in 8 half-moves
5 Kf8 loss in 4 half-moves
6 Kh8 loss in 4 half-moves
7 Rc6 loss in 4 half-moves
8 Rc7 loss in 4 half-moves
9 Ra8 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rc1 loss in 1 half-moves
17 Rc2 loss in 1 half-moves