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

EGTB: win in 2 half-moves

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