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 Rd8 win in 3 half-moves
3 Rb8 draw
4 Rc8 draw
5 Re8 draw
6 Rf8 draw
7 Rg2 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 Ka3 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Kbb3 loss in 2 half-moves
15 Kbb5 loss in 2 half-moves
16 Kbc3 loss in 2 half-moves
17 Kbc5 loss in 2 half-moves
18 Kcb3 loss in 2 half-moves
19 Kcb5 loss in 2 half-moves
20 Kcc3 loss in 2 half-moves
21 Kcc5 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Kd5 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh8 loss in 2 half-moves