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

EGTB: win in 2 half-moves

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