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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka2 draw
3 Ka3 draw
4 Kb1 draw
5 Kb3 draw
6 Kc2 draw
7 Kc3 draw
8 Ra2 draw
9 Ra4 draw
10 Ra6 draw
11 Rb7 draw
12 Rc7 draw
13 Re7 draw
14 Ka1 loss in 12 half-moves
15 Kc1 loss in 10 half-moves
16 Rf7 loss in 4 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves