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 Ra8 win in 5 half-moves
3 Ka3 draw
4 Ka5 draw
5 Ka7 draw
6 Ka8 draw
7 Kb3 draw
8 Kb4 draw
9 Kb7 draw
10 Ra5 draw
11 Rb6 draw
12 Rg6 draw
13 Rh6 draw
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves