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 Kb3 win in 3 half-moves
3 Kb5 win in 5 half-moves
4 Ka1 draw
5 Ka3 draw
6 Ka5 draw
7 Ka6 draw
8 Ka7 draw
9 Kb1 draw
10 Kb7 draw
11 Kc1 draw
12 Kc7 draw
13 Ra1 draw
14 Ra6 draw
15 Ra7 draw
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves