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

EGTB: win in 2 half-moves

# move score
1 g4 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Ra7 loss in 2 half-moves
5 Rb1 loss in 2 half-moves
6 Rb3 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rd7 loss in 1 half-moves
15 Rh7 loss in 1 half-moves