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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Kc3 draw
3 Kc4 draw
4 Kc5 draw
5 Rb8 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rf4 draw
10 Rf5 draw
11 Rf6 draw
12 Rf7 draw
13 Ka2 loss in 2 half-moves
14 Ka3 loss in 2 half-moves
15 Ka4 loss in 2 half-moves
16 Ka5 loss in 2 half-moves
17 Kb1 loss in 2 half-moves
18 Kb2 loss in 2 half-moves
19 Kb3 loss in 2 half-moves
20 Kb5 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves