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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Kc1 draw
3 Kc3 draw
4 Kd1 draw
5 Kd3 draw
6 Ke1 draw
7 Ra2 draw
8 Rb2 draw
9 Rc1 draw
10 Rc3 draw
11 Rc8 draw
12 Ke2 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves