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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kc4 draw
6 Kd4 draw
7 Kd6 draw
8 Ke4 draw
9 Ke5 draw
10 Ke6 draw
11 Re5 draw
12 Rf2 draw
13 Rf3 draw
14 Rf4 draw
15 Rf6 draw
16 Rf8 draw
17 Rg5 draw
18 Rh5 draw
19 Kc5 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Rf7 loss in 1 half-moves