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

EGTB: win in 2 half-moves

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