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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kcc5 win in 3 half-moves
4 Kcd5 win in 3 half-moves
5 Rf7 win in 3 half-moves
6 Kc6 draw
7 Kc7 draw
8 Kd4 draw
9 Kd7 draw
10 Kdc5 draw
11 Kdd5 draw
12 Ke5 draw
13 Ke6 draw
14 Ke7 draw
15 Rf5 draw
16 Rf6 draw
17 Rf8 draw
18 Rg4 draw
19 Rh4 draw
20 Kb3 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kd3 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