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 K6a7 draw
3 K6c6 draw
4 K6c7 draw
5 K7a7 draw
6 K7c6 draw
7 K7c7 draw
8 Ka5 draw
9 Ka8 draw
10 Kb5 draw
11 Kb8 draw
12 Kc5 draw
13 Kc8 draw
14 Ra1 draw
15 Ra2 draw
16 Ra3 draw
17 Ra4 draw
18 Ra5 draw
19 Ra7 loss in 1 half-moves