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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 f7 draw
3 Ra6 draw
4 Re3 draw
5 Re4 draw
6 Re5 draw
7 Re8 draw
8 Rb6 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Re1 loss in 2 half-moves
12 Re2 loss in 2 half-moves