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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kc5 draw
3 Kc7 draw
4 Kd8 draw
5 Kdd7 draw
6 Kde7 draw
7 Ke6 draw
8 Ked7 draw
9 Kee7 draw
10 Kf7 draw
11 Kf8 draw
12 Ra6 draw
13 Rb6 draw
14 Rc2 draw
15 Rc4 draw
16 Rc5 draw
17 Rc7 draw
18 Rc8 draw
19 Kd5 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Rc3 loss in 2 half-moves