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

EGTB: win in 10 half-moves

# move score
1 Ra8 win in 9 half-moves
2 Ra4 draw
3 Rd5 draw
4 Rf5 draw
5 Rg5 draw
6 Rh5 draw
7 Ka2 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Re5 loss in 2 half-moves