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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Rf3 draw
3 Rg3 draw
4 Rh1 draw
5 Rh2 draw
6 Rh4 draw
7 Rh5 draw
8 Rh6 draw
9 Ra3 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rd3 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Rh7 loss in 2 half-moves
14 Rh8 loss in 2 half-moves