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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Rd7 draw
3 Re7 draw
4 Rf3 draw
5 Rf4 draw
6 Rf5 draw
7 Rf6 draw
8 Ka5 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kaa7 loss in 2 half-moves
11 Kab6 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kba7 loss in 2 half-moves
15 Kbb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh7 loss in 2 half-moves