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

EGTB: win in 4 half-moves

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