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 Kg1 draw
5 Kh2 draw
6 Rg1 draw
7 Rg2 draw
8 Rg6 draw
9 Rg7 draw
10 Rh8 draw
11 Kb7 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves