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 Kg2 draw
3 Kg3 draw
4 Kh3 draw
5 Rb3 draw
6 Rc3 draw
7 Rd3 draw
8 Re3 draw
9 Rf1 draw
10 Rf2 draw
11 Kg1 loss in 4 half-moves
12 Kh1 loss in 4 half-moves
13 Rf4 loss in 4 half-moves
14 Rf5 loss in 4 half-moves
15 Rf6 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rf7 loss in 1 half-moves