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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rg4 win in 3 half-moves
4 Rg6 win in 3 half-moves
5 Re8 win in 7 half-moves
6 Kdd4 win in 9 half-moves
7 Kcc4 draw
8 Kcc6 draw
9 Kcd4 draw
10 Kcd6 draw
11 Kdc4 draw
12 Kdc6 draw
13 Kdd6 draw
14 Ke4 draw
15 Ke5 draw
16 Ke6 draw
17 Ra8 draw
18 Rc8 draw
19 Rd8 draw
20 Rf8 draw
21 Rg3 draw
22 Rg5 draw
23 Rg7 draw
24 Rh8 draw
25 Kb4 loss in 2 half-moves
26 Rb8 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg2 loss in 2 half-moves