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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf5 win in 3 half-moves
3 Rf6 win in 3 half-moves
4 Re1 draw
5 Rf7 draw
6 Rf8 draw
7 Rg1 draw
8 Rh1 draw
9 Ka4 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kab4 loss in 2 half-moves
12 Kab5 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kcb4 loss in 2 half-moves
18 Kcb5 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf3 loss in 2 half-moves