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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rf5 win in 1 half-moves
3 Rf3 win in 3 half-moves
4 Rf4 win in 3 half-moves
5 Ra7 loss in 2 half-moves
6 Rc7 loss in 2 half-moves
7 Rd7 loss in 2 half-moves
8 Re7 loss in 2 half-moves
9 Rf1 loss in 2 half-moves
10 Rf2 loss in 2 half-moves
11 Rf6 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves