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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kcc7 win in 3 half-moves
3 Rf5 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Kb7 win in 5 half-moves
6 Ke6 win in 9 half-moves
7 Kb5 draw
8 Kc5 draw
9 Kc8 draw
10 Kcd6 draw
11 Kd5 draw
12 Kd8 draw
13 Kdc7 draw
14 Kdd6 draw
15 Ke7 draw
16 Ke8 draw
17 Rf4 draw
18 Rf7 draw
19 Rg6 draw
20 Rh6 draw
21 Rd6 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves