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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Ra6 draw
6 Rc6 draw
7 Rd6 draw
8 Re6 draw
9 Rf1 draw
10 Rf4 draw
11 Rf7 draw
12 Rf8 draw
13 Rg6 draw
14 Rh6 draw
15 Ka7 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf5 loss in 2 half-moves