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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Kc4 draw
3 Kc6 draw
4 Kd4 draw
5 Ke4 draw
6 Ke5 draw
7 Kg1 draw
8 Kg2 draw
9 Kh2 draw
10 Ra5 draw
11 Rb5 draw
12 Rc2 draw
13 Rc3 draw
14 Rc4 draw
15 Rc6 draw
16 Kd6 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves