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 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb6 draw
6 Kc6 draw
7 Ra3 draw
8 Ra5 draw
9 Rb2 draw
10 Rc2 draw
11 Rd2 draw
12 Re2 draw
13 Ka5 loss in 4 half-moves
14 Rg2 loss in 4 half-moves
15 Rh2 loss in 4 half-moves
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rf2 loss in 2 half-moves