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 K7a6 draw
3 K7a7 draw
4 K7c7 draw
5 Rc8 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh8 draw
11 K6a7 loss in 2 half-moves
12 K6c7 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 K6a6 loss in 1 half-moves
17 K6c6 loss in 1 half-moves
18 K7c6 loss in 1 half-moves
19 Ka8 loss in 1 half-moves
20 Kc8 loss in 1 half-moves