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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Rh4 draw
5 Ka5 loss in 2 half-moves
6 Ka7 loss in 2 half-moves
7 Ra5 loss in 2 half-moves
8 Rc5 loss in 2 half-moves
9 Rd5 loss in 2 half-moves
10 Re5 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rh1 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Rh3 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rb5 loss in 1 half-moves