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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Ka7 draw
3 Kb8 draw
4 Rb8 draw
5 Rd8 draw
6 Re8 draw
7 Rf3 draw
8 Rf4 draw
9 Rf5 draw
10 Rf6 draw
11 Rf7 draw
12 Kb7 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves