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

EGTB: win in 8 half-moves

# move score
1 Kb3 win in 7 half-moves
2 K4b4 draw
3 K5b4 draw
4 K5b5 draw
5 Ra1 draw
6 Ra2 draw
7 Rb3 draw
8 Rc3 draw
9 Rd3 draw
10 Re3 draw
11 K4b5 loss in 2 half-moves
12 Ka6 loss in 1 half-moves
13 Kb6 loss in 1 half-moves
14 Rf3 loss in 1 half-moves
15 Rg3 loss in 1 half-moves
16 Rh3 loss in 1 half-moves