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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kcd6 draw
8 Kcd7 draw
9 Kcd8 draw
10 Ke6 draw
11 Ke8 draw
12 Ked6 draw
13 Ked7 draw
14 Ked8 draw
15 Kf6 draw
16 Kf7 draw
17 Kf8 draw
18 Ra1 draw
19 Ra2 draw
20 Ra4 draw
21 Ra6 draw
22 Ra7 draw
23 Ra8 draw
24 Re5 draw
25 Rg5 draw
26 Rh5 draw
27 Ra3 loss in 2 half-moves
28 Rb5 loss in 2 half-moves
29 Rc5 loss in 2 half-moves
30 Rd5 loss in 2 half-moves