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

EGTB: win in 2 half-moves

# move score
1 Ka8 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra7 draw
7 Re7 draw
8 Rf1 draw
9 Rf5 draw
10 Rf6 draw
11 Rf8 draw
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves