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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Rc8 win in 1 half-moves
3 Rf6 win in 1 half-moves
4 Ka6 draw
5 K7b7 loss in 2 half-moves
6 K7b8 loss in 2 half-moves
7 K8b7 loss in 2 half-moves
8 K8b8 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh6 loss in 2 half-moves