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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Rc1 win in 1 half-moves
7 Rd1 win in 1 half-moves
8 Rf1 win in 1 half-moves
9 Rh1 win in 1 half-moves
10 g4 loss in 2 half-moves
11 Rb3 loss in 1 half-moves
12 Rb6 loss in 1 half-moves
13 Rb8 loss in 1 half-moves
14 Re1 loss in 1 half-moves
15 Rg1 loss in 1 half-moves