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

EGTB: win in 4 half-moves

# move score
1 f5 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Re8 draw
5 Rf7 draw
6 Rb7 loss in 4 half-moves
7 Re1 loss in 4 half-moves
8 Re4 loss in 4 half-moves
9 Ra7 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Re2 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves