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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Rd8 win in 5 half-moves
3 Kb7 draw
4 Kb8 draw
5 Kc5 draw
6 Kc6 draw
7 Kcc7 draw
8 Kcd7 draw
9 Kd5 draw
10 Kd8 draw
11 Kdc7 draw
12 Kdd7 draw
13 Ke5 draw
14 Ke6 draw
15 Ke7 draw
16 Rf3 draw
17 Rf4 draw
18 Rf5 draw
19 Rf6 draw
20 Rf7 draw
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves