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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rb7 loss in 4 half-moves
3 Rb8 loss in 4 half-moves
4 Bb6 loss in 2 half-moves
5 Bc7 loss in 2 half-moves
6 Bd8 loss in 2 half-moves
7 Ne7 loss in 2 half-moves
8 Nf6 loss in 2 half-moves
9 Nh6 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rc4 loss in 1 half-moves
19 Rd4 loss in 1 half-moves
20 Re4 loss in 1 half-moves