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 Kd2 loss in 12 half-moves
3 Ke2 loss in 8 half-moves
4 Kc2 loss in 6 half-moves
5 Ke1 loss in 4 half-moves
6 Rc2 loss in 4 half-moves
7 Rc3 loss in 4 half-moves
8 Rc4 loss in 4 half-moves
9 Ra1 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc7 loss in 2 half-moves