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 Kcc4 win in 3 half-moves
3 Kcd4 win in 3 half-moves
4 Ke4 win in 5 half-moves
5 Ke5 win in 5 half-moves
6 Rd3 win in 5 half-moves
7 Re3 win in 5 half-moves
8 Rg3 win in 13 half-moves
9 Rh3 win in 13 half-moves
10 Kb3 draw
11 Kc2 draw
12 Kc5 draw
13 Kd2 draw
14 Kd3 draw
15 Kdc4 draw
16 Kdd4 draw
17 Rf1 draw
18 Rf2 draw
19 Rf4 draw
20 Rf5 draw
21 Kb2 loss in 2 half-moves
22 Kc6 loss in 2 half-moves
23 Kd6 loss in 2 half-moves
24 Ke6 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rf8 loss in 2 half-moves