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

EGTB: win in 2 half-moves

# move score
1 Rc6 win in 1 half-moves
2 Kc3 draw
3 Kc5 draw
4 Kd3 draw
5 Kd5 draw
6 Ke5 draw
7 Ra4 draw
8 Rc5 draw
9 Rc7 draw
10 Rc8 draw
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves