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

EGTB: win in 12 half-moves

# move score
1 Ka6 win in 11 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb6 draw
5 Kb8 draw
6 Kbc8 draw
7 Ke8 draw
8 Rc2 draw
9 Kbc6 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Kdc6 loss in 2 half-moves
13 Kdc8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc8 loss in 2 half-moves