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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc3 draw
5 Kcc1 draw
6 Kcd2 draw
7 Kd3 draw
8 Kdc1 draw
9 Kdd2 draw
10 Ke1 draw
11 Ke2 draw
12 Ra6 draw
13 Re6 draw
14 Rf1 draw
15 Rf2 draw
16 Rf4 draw
17 Rf5 draw
18 Rg6 draw
19 Rh6 draw
20 Kb3 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rd6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves