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

EGTB: win in 4 half-moves

# move score
1 Ke6 win in 3 half-moves
2 Ke7 win in 3 half-moves
3 Re4 win in 3 half-moves
4 Rf6 win in 3 half-moves
5 Rf7 win in 3 half-moves
6 Rf8 win in 3 half-moves
7 Kc6 win in 7 half-moves
8 Kc7 draw
9 Kc8 draw
10 Kd6 draw
11 Kd8 draw
12 Ke8 draw
13 Rf1 draw
14 Rf5 draw
15 Rg4 draw
16 Rh4 draw
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves