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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kd6 loss in 8 half-moves
3 Ke6 loss in 8 half-moves
4 Rc8 loss in 8 half-moves
5 Kc6 loss in 6 half-moves
6 Kc8 loss in 4 half-moves
7 Kd8 loss in 4 half-moves
8 Ke7 loss in 4 half-moves
9 Ke8 loss in 4 half-moves
10 Ra7 loss in 4 half-moves
11 Rb7 loss in 4 half-moves
12 Rc5 loss in 4 half-moves
13 Rc6 loss in 4 half-moves
14 Rc2 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves