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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Rf6 win in 5 half-moves
4 Rf7 win in 11 half-moves
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Kc6 draw
9 Kc8 draw
10 Kcd6 draw
11 Kcd7 draw
12 Kd8 draw
13 Ke7 draw
14 Ked6 draw
15 Ked7 draw
16 Kf5 draw
17 Kf6 draw
18 Kf7 draw
19 Ra4 draw
20 Rg4 draw
21 Rh4 draw
22 Kd5 loss in 2 half-moves
23 Ke5 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves
28 Rf1 loss in 2 half-moves
29 Rf2 loss in 2 half-moves
30 Rf3 loss in 2 half-moves