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 Ke4 draw
5 Ke5 draw
6 Ra5 draw
7 Rb5 draw
8 Rc1 draw
9 Rc2 draw
10 Rc4 draw
11 Kc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Ke6 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