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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Ra6 draw
3 Ra8 draw
4 Rg3 draw
5 Rh3 draw
6 Ra1 loss in 8 half-moves
7 Ra2 loss in 8 half-moves
8 Kb3 loss in 6 half-moves
9 Ra4 loss in 6 half-moves
10 Kc3 loss in 4 half-moves
11 Ka4 loss in 2 half-moves
12 Ka5 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves