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

EGTB: win in 4 half-moves

# move score
1 Rgf8 win in 3 half-moves
2 Na5 loss in 2 half-moves
3 Nc5 loss in 2 half-moves
4 Nd6 loss in 2 half-moves
5 Nd8 loss in 2 half-moves
6 Ra8 loss in 2 half-moves
7 Rbc8 loss in 2 half-moves
8 Rbd8 loss in 2 half-moves
9 Rbe8 loss in 2 half-moves
10 Rbf8 loss in 2 half-moves
11 Rg1 loss in 2 half-moves
12 Rg2 loss in 2 half-moves
13 Rg3 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rgc8 loss in 2 half-moves
18 Rgd8 loss in 2 half-moves
19 Rge8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Rg5 loss in 1 half-moves