Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rh3 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Ka3 draw
5 Kb1 draw
6 Ra3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rb8 draw
12 Rc3 draw
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves