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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 f5 win in 7 half-moves
3 Rf6 win in 7 half-moves
4 Rf7 win in 7 half-moves
5 Rg8 win in 7 half-moves
6 Ra8 win in 8 half-moves
7 Rh8 win in 8 half-moves
8 Nb4 loss in 4 half-moves
9 Rf5 loss in 4 half-moves
10 Nc1 loss in 2 half-moves
11 Nc3 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Re8 loss in 2 half-moves