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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Rd8 draw
3 Re8 draw
4 Rh1 draw
5 Rh3 draw
6 Rh4 draw
7 Rh5 draw
8 Kaa7 loss in 2 half-moves
9 Kab7 loss in 2 half-moves
10 Kba7 loss in 2 half-moves
11 Kbb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh2 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Rh7 loss in 2 half-moves