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 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ra3 draw
6 Rb1 draw
7 Rc3 draw
8 Rd3 draw
9 Re3 draw
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rb5 loss in 1 half-moves
18 Rg3 loss in 1 half-moves
19 Rh3 loss in 1 half-moves