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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Ra7 loss in 2 half-moves
3 Rb7 loss in 2 half-moves
4 Rc2 loss in 2 half-moves
5 Rc3 loss in 2 half-moves
6 Rf7 loss in 2 half-moves
7 Rg7 loss in 2 half-moves
8 Kb1 loss in 1 half-moves
9 Kb2 loss in 1 half-moves
10 Kc2 loss in 1 half-moves
11 Kd1 loss in 1 half-moves
12 Kd2 loss in 1 half-moves
13 Rc4 loss in 1 half-moves
14 Rc5 loss in 1 half-moves
15 Rc6 loss in 1 half-moves
16 Rd7 loss in 1 half-moves
17 Re7 loss in 1 half-moves
18 Rh7 loss in 1 half-moves