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 Kb4 loss in 2 half-moves
3 Kb5 loss in 2 half-moves
4 Kb6 loss in 2 half-moves
5 Kc4 loss in 2 half-moves
6 Kf1 loss in 2 half-moves
7 Kf2 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kh1 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Kd4 loss in 1 half-moves
19 Kd5 loss in 1 half-moves
20 Kd6 loss in 1 half-moves
21 Rd6 loss in 1 half-moves