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 Rb4 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rb8 draw
7 Rc3 draw
8 Rd3 draw
9 Re3 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kg1 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Kh2 loss in 2 half-moves
20 Kh3 loss in 2 half-moves
21 Kh7 loss in 2 half-moves
22 Kh8 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves