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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rh4 win in 1 half-moves
3 Ra2 win in 3 half-moves
4 Ra3 win in 3 half-moves
5 Ra5 win in 3 half-moves
6 Ra6 win in 3 half-moves
7 Rb4 win in 3 half-moves
8 Rc4 win in 3 half-moves
9 Rd4 win in 3 half-moves
10 Ra7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rg4 loss in 2 half-moves