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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kc3 draw
8 Kc4 draw
9 Kc5 draw
10 Ra3 draw
11 Ra4 draw
12 Ra5 draw
13 Ra6 draw
14 Rb2 draw
15 Rc2 draw
16 Rd2 draw
17 Re2 draw
18 Rf2 draw
19 Ra7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves