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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rh6 win in 1 half-moves
3 Ka4 draw
4 Ka5 draw
5 Ka6 draw
6 Kb4 draw
7 Kc5 draw
8 Kc6 draw
9 Ra6 draw
10 Rb7 draw
11 Rg6 draw
12 Kc4 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves