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

EGTB: win in 2 half-moves

# move score
1 Rc2 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rc5 win in 1 half-moves
4 Rc6 win in 1 half-moves
5 Rh8 loss in 4 half-moves
6 Ra8 loss in 2 half-moves
7 Rb8 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rc3 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves