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 Kh2 draw
5 Rb1 draw
6 Rb2 draw
7 Rb8 draw
8 Rc3 draw
9 Rd3 draw
10 Re3 draw
11 Kg4 loss in 2 half-moves
12 Kh4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg3 loss in 2 half-moves