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 Ke4 draw
3 Ke5 draw
4 Kf5 draw
5 Kg3 draw
6 Kg4 draw
7 Kg5 draw
8 Re3 draw
9 Rg3 draw
10 Rh3 draw
11 Ke3 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves