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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Rg4 win in 3 half-moves
3 Nf4 win in 5 half-moves
4 Rf1 win in 7 half-moves
5 Rg7 win in 7 half-moves
6 Rg8 win in 7 half-moves
7 Rh1 win in 7 half-moves
8 Nf2 loss in 4 half-moves
9 Ng5 loss in 4 half-moves
10 Ra1 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves