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

EGTB: win in 4 half-moves

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