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

EGTB: win in 2 half-moves

# move score
1 Re8 win in 1 half-moves
2 Rd8 win in 3 half-moves
3 Ka7 win in 5 half-moves
4 Ka8 win in 5 half-moves
5 Kbb7 win in 5 half-moves
6 Kbc7 win in 5 half-moves
7 Kcb7 win in 5 half-moves
8 Kcc7 win in 5 half-moves
9 Kd8 draw
10 Rf1 draw
11 Rf2 draw
12 Rf3 draw
13 Rf4 draw
14 Kd7 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves