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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Rc3 draw
3 Re3 draw
4 Rg3 draw
5 Kf7 loss in 2 half-moves
6 Kf8 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Kh8 loss in 2 half-moves
10 Nb3 loss in 2 half-moves
11 Nb7 loss in 2 half-moves
12 Nc4 loss in 2 half-moves
13 Nc6 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves