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 Rh8 draw
3 Kb4 loss in 2 half-moves
4 Kb5 loss in 2 half-moves
5 Kb6 loss in 2 half-moves
6 Kcc4 loss in 2 half-moves
7 Kcc6 loss in 2 half-moves
8 Kcd4 loss in 2 half-moves
9 Kcd6 loss in 2 half-moves
10 Kdc4 loss in 2 half-moves
11 Kdc6 loss in 2 half-moves
12 Kdd4 loss in 2 half-moves
13 Kdd6 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves