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 Kc1 loss in 2 half-moves
3 Kc2 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Ke1 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rc2 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Ra7 loss in 1 half-moves
17 Rd7 loss in 1 half-moves
18 Re7 loss in 1 half-moves
19 Rf7 loss in 1 half-moves