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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Rc5 win in 1 half-moves
3 Rc6 win in 1 half-moves
4 Re7 win in 1 half-moves
5 Kb7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ra7 loss in 2 half-moves
9 Rb7 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Kd7 loss in 1 half-moves
16 Rd7 loss in 1 half-moves
17 Rf7 loss in 1 half-moves