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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rf4 win in 3 half-moves
3 Rf5 win in 3 half-moves
4 Rf6 win in 3 half-moves
5 Ra8 win in 5 half-moves
6 Kb6 win in 13 half-moves
7 K4b4 draw
8 K4b5 draw
9 K5b4 draw
10 K5b5 draw
11 Ka6 draw
12 Re8 draw
13 Rf7 draw
14 Rg8 draw
15 Rh8 draw
16 Ka3 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves