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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kg8 draw
5 Kh7 draw
6 Ra1 draw
7 Rb3 draw
8 Rg3 draw
9 Rh3 draw
10 Kg7 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Kb4 loss in 1 half-moves
17 Kb5 loss in 1 half-moves
18 Kb6 loss in 1 half-moves