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

EGTB: win in 2 half-moves

# move score
1 b6 win in 1 half-moves
2 Rg7 win in 1 half-moves
3 Rd7 win in 5 half-moves
4 Re1 loss in 4 half-moves
5 Re2 loss in 4 half-moves
6 Re8 loss in 4 half-moves
7 Ra7 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Re3 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves