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

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Kc4 draw
3 Kd4 draw
4 Kd6 draw
5 Ke4 draw
6 Ke6 draw
7 Rc1 draw
8 Rc2 draw
9 Rc4 draw
10 Ke5 loss in 4 half-moves
11 Kc6 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves