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

EGTB: win in 4 half-moves

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