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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Kc2 draw
6 Kd2 draw
7 Kd3 draw
8 Kg1 draw
9 Kg2 draw
10 Kh2 draw
11 Ra5 draw
12 Re5 draw
13 Rf2 draw
14 Rf3 draw
15 Rf4 draw
16 Rg5 draw
17 Rh5 draw
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves