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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Kf4 draw
3 Kf5 draw
4 Kg6 draw
5 Kgg4 draw
6 Kgh5 draw
7 Kh3 draw
8 Kh6 draw
9 Khg4 draw
10 Khh5 draw
11 Re3 draw
12 Rf3 draw
13 Rg1 draw
14 Rg2 draw
15 Rh3 draw
16 Kf6 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves