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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Kf6 win in 3 half-moves
3 Rd4 win in 3 half-moves
4 Rf4 win in 3 half-moves
5 Kb5 win in 5 half-moves
6 Re4 win in 7 half-moves
7 Kd4 draw
8 Kd6 draw
9 Kd7 draw
10 Ke5 draw
11 Ke7 draw
12 Ked5 draw
13 Kf7 draw
14 Rg6 draw
15 Rg8 draw
16 Rh4 draw
17 Kb3 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kcd5 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rg7 loss in 2 half-moves