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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb2 draw
3 Kb4 draw
4 Kc2 draw
5 Kc3 draw
6 Kc4 draw
7 Ra1 draw
8 Ra3 draw
9 Rc2 draw
10 Rf2 loss in 8 half-moves
11 Ka3 loss in 6 half-moves
12 Ka4 loss in 4 half-moves
13 Rb2 loss in 4 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves