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 Kb1 loss in 2 half-moves
3 Kb2 loss in 2 half-moves
4 Kb3 loss in 2 half-moves
5 Kc1 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kd1 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Ra7 loss in 1 half-moves
18 Rd7 loss in 1 half-moves
19 Re7 loss in 1 half-moves
20 Rf7 loss in 1 half-moves