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

EGTB: win in 2 half-moves

# move score
1 Kc7 win in 1 half-moves
2 Rg8 win in 3 half-moves
3 Rh8 win in 3 half-moves
4 Ka6 draw
5 Ka8 draw
6 Kb6 draw
7 Kb7 draw
8 Kb8 draw
9 Kd7 draw
10 Ke8 draw
11 Rf4 draw
12 Rf7 draw
13 Ke7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Kc8 loss in 1 half-moves