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

EGTB: win in 6 half-moves

# move score
1 Ra8 win in 5 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kc7 draw
5 Kc8 draw
6 Kd7 draw
7 Ke7 draw
8 Ke8 draw
9 Ra3 draw
10 Ra5 draw
11 Ra6 draw
12 Ra7 draw
13 Rb4 draw
14 Rf4 draw
15 Ka1 loss in 2 half-moves
16 Kb1 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Ka3 loss in 1 half-moves