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

EGTB: win in 4 half-moves

# move score
1 Re2 win in 3 half-moves
2 Rd6 win in 5 half-moves
3 Bf2 draw
4 Bg3 draw
5 Re7 draw
6 Re8 draw
7 Rf6 draw
8 Rg6 draw
9 Rh6 draw
10 Bd8 loss in 2 half-moves
11 Be1 loss in 2 half-moves
12 Be7 loss in 2 half-moves
13 Bf6 loss in 2 half-moves
14 Bg5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves