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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rg3 win in 3 half-moves
3 Rh3 win in 3 half-moves
4 Ra2 draw
5 Ra6 draw
6 Rb3 draw
7 Re3 draw
8 Kf7 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Kh8 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves