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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kb7 draw
3 Rb7 draw
4 Rb8 draw
5 Kb8 loss in 20 half-moves
6 Ra6 loss in 16 half-moves
7 Rc6 loss in 6 half-moves
8 Rg6 loss in 6 half-moves
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 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
17 Rh6 loss in 1 half-moves