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

EGTB: win in 4 half-moves

# move score
1 Re6 win in 3 half-moves
2 f6 draw
3 Rd4 draw
4 Re3 draw
5 Re7 draw
6 Re8 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Re5 loss in 4 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re2 loss in 2 half-moves