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 Ka7 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Ra7 win in 3 half-moves
6 Rb6 win in 3 half-moves
7 Ra5 draw
8 Rc6 draw
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Rd6 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
17 Ka5 loss in 1 half-moves