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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kb7 win in 5 half-moves
3 Ke7 win in 5 half-moves
4 Ke8 win in 5 half-moves
5 Kb8 draw
6 Kcc7 draw
7 Kcd7 draw
8 Kdc7 draw
9 Kdd7 draw
10 Ra4 draw
11 Re4 draw
12 Rf3 draw
13 Rf5 draw
14 Rf6 draw
15 Rf8 draw
16 Rg4 draw
17 Rh4 draw
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves