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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ka3 win in 5 half-moves
3 Kb3 win in 5 half-moves
4 K4b4 draw
5 K4b5 draw
6 K5b4 draw
7 K5b5 draw
8 Ka6 draw
9 Kb6 draw
10 Ra7 draw
11 Rf8 draw
12 Rb8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves