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 Rc6 win in 5 half-moves
3 Rc3 draw
4 Rc4 draw
5 Rc5 draw
6 Rc7 draw
7 Rd2 draw
8 Rf2 draw
9 Rg2 draw
10 Rh2 draw
11 K7b7 loss in 2 half-moves
12 K7b8 loss in 2 half-moves
13 K8b7 loss in 2 half-moves
14 K8b8 loss in 2 half-moves
15 Ka6 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Re2 loss in 2 half-moves