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 K6b7 draw
3 K6c7 draw
4 K6d7 draw
5 K8b7 draw
6 K8c7 draw
7 K8d7 draw
8 Kb5 draw
9 Kb6 draw
10 Kb8 draw
11 Kd6 draw
12 Kd8 draw
13 Ra4 draw
14 Rf6 draw
15 Rf7 draw
16 Rf8 draw
17 Rg4 draw
18 Rh4 draw
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf3 loss in 2 half-moves