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

EGTB: win in 4 half-moves

# move score
1 g4 win in 3 half-moves
2 Rf5 win in 3 half-moves
3 Rf1 win in 7 half-moves
4 Rf2 win in 7 half-moves
5 Rf3 win in 7 half-moves
6 Rf8 win in 11 half-moves
7 Rh4 win in 17 half-moves
8 g3 draw
9 Re4 draw
10 Rg4 draw
11 Rb4 loss in 4 half-moves
12 Nb6 loss in 2 half-moves
13 Nc7 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves