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 Kc6 draw
3 Kd4 draw
4 Kd6 draw
5 Ke4 draw
6 Ke5 draw
7 Ke6 draw
8 Rc4 draw
9 Rc7 draw
10 Kc4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc6 loss in 2 half-moves