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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf6 win in 3 half-moves
3 Rf7 win in 5 half-moves
4 Rf8 win in 17 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Kd6 draw
11 Kd7 draw
12 Kd8 draw
13 Ke5 draw
14 Ke6 draw
15 Ra3 draw
16 Rf5 draw
17 Rg3 draw
18 Rh3 draw
19 Kc4 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf2 loss in 2 half-moves