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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Bf6 win in 5 half-moves
3 Bg7 win in 5 half-moves
4 Bh8 win in 9 half-moves
5 Rb4 win in 9 half-moves
6 Ra5 draw
7 Ra6 draw
8 Ra7 draw
9 Ra8 draw
10 Bb2 loss in 2 half-moves
11 Bc3 loss in 2 half-moves
12 Bd4 loss in 2 half-moves
13 Be5 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves