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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 K6a6 win in 3 half-moves
3 K6a7 win in 3 half-moves
4 K6c6 win in 3 half-moves
5 K6c7 win in 3 half-moves
6 K7a7 win in 3 half-moves
7 K7c7 win in 3 half-moves
8 Ka8 win in 3 half-moves
9 Kb5 win in 3 half-moves
10 Kc5 win in 3 half-moves
11 K7c6 win in 7 half-moves
12 Ka5 win in 7 half-moves
13 Kc8 win in 7 half-moves
14 K7a6 win in 9 half-moves
15 Ra8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves