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 Kb2 draw
3 Kd1 draw
4 Kd2 draw
5 Re1 draw
6 Re2 draw
7 Rg3 draw
8 Rh3 draw
9 Kb1 loss in 4 half-moves
10 Kc1 loss in 4 half-moves
11 Re8 loss in 4 half-moves
12 Kb3 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Re4 loss in 1 half-moves