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 Kg6 draw
3 Kg7 draw
4 Kg8 draw
5 Kh6 draw
6 Kh8 draw
7 Ra6 draw
8 Rc1 draw
9 Rc5 draw
10 Rd6 draw
11 Rh6 draw
12 Rc2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves