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 Kf2 draw
3 Kg3 draw
4 Kh3 draw
5 Rf1 draw
6 Rf2 draw
7 Rg3 draw
8 Rh3 draw
9 Kf1 loss in 4 half-moves
10 Kg1 loss in 4 half-moves
11 Kh1 loss in 4 half-moves
12 Kh2 loss in 4 half-moves
13 Rb3 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves