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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Nb3 draw
4 Nc4 draw
5 R6a7 draw
6 R8a7 draw
7 Rd6 draw
8 Re6 draw
9 Re8 draw
10 Rf6 draw
11 Rf8 draw
12 Nb7 loss in 2 half-moves
13 Nc6 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh8 loss in 2 half-moves