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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Rd1 win in 5 half-moves
4 Re7 win in 5 half-moves
5 Re8 win in 5 half-moves
6 Rf1 win in 5 half-moves
7 Rg1 win in 5 half-moves
8 Rh1 win in 5 half-moves
9 Rb1 loss in 2 half-moves
10 Re2 loss in 2 half-moves
11 Re3 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves