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 Rb8 draw
3 Rc8 draw
4 Rd8 draw
5 Re8 draw
6 Rf2 draw
7 Rf3 draw
8 Rf4 draw
9 Rf5 draw
10 Ka5 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kbb5 loss in 2 half-moves
17 Kbc5 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kcb5 loss in 2 half-moves
22 Kcc5 loss in 2 half-moves
23 Kd3 loss in 2 half-moves
24 Kd4 loss in 2 half-moves
25 Kd5 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves