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 Bd2 draw
3 Bf4 draw
4 Bg5 draw
5 Rf7 draw
6 Rg6 draw
7 Rg8 draw
8 Rh7 draw
9 Rg5 loss in 4 half-moves
10 Bc1 loss in 2 half-moves
11 Be3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg4 loss in 2 half-moves