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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 K6a7 draw
3 K6b7 draw
4 K8a7 draw
5 K8b7 draw
6 Ka5 draw
7 Kb5 draw
8 Kb6 draw
9 Kb8 draw
10 Ra2 draw
11 Rb2 draw
12 Rc1 draw
13 Rc6 draw
14 Rc7 draw
15 Rd2 draw
16 Rh2 draw
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg2 loss in 2 half-moves