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

EGTB: win in 10 half-moves

# move score
1 Rc4 win in 9 half-moves
2 Rc5 win in 9 half-moves
3 Rc6 win in 9 half-moves
4 Rd4 win in 9 half-moves
5 Rd5 win in 9 half-moves
6 Rd6 win in 9 half-moves
7 Rc7 win in 11 half-moves
8 Rd7 win in 11 half-moves
9 Re8 win in 11 half-moves
10 Ra8 win in 13 half-moves
11 Rb8 win in 13 half-moves
12 Rc1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves