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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Ra8 win in 5 half-moves
3 Kb2 draw
4 Kb3 draw
5 Kc8 draw
6 Kd7 draw
7 Ke7 draw
8 Ke8 draw
9 Ra3 draw
10 Ra4 draw
11 Ra5 draw
12 Ra7 draw
13 Rb6 draw
14 Rf6 draw
15 Ka1 loss in 2 half-moves
16 Kb1 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Ka3 loss in 1 half-moves