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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Kb5 win in 5 half-moves
3 Kb7 win in 11 half-moves
4 K5a6 draw
5 K5b6 draw
6 K7a6 draw
7 K7b6 draw
8 Ka4 draw
9 Kb4 draw
10 Kb8 draw
11 Rc8 draw
12 Rg8 draw
13 Rh8 draw
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves