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

EGTB: win in 6 half-moves

# move score
1 Ra3 win in 5 half-moves
2 Ra4 win in 5 half-moves
3 Ra1 win in 7 half-moves
4 Ra2 win in 7 half-moves
5 b7 loss in 2 half-moves
6 Ra6 loss in 2 half-moves
7 Ra7 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rd5 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rg5 loss in 1 half-moves