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

EGTB: win in 4 half-moves

# move score
1 Kbb5 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Ra3 win in 3 half-moves
5 Kab5 win in 7 half-moves
6 Ra2 win in 9 half-moves
7 Ka3 draw
8 Kb3 draw
9 Kc4 draw
10 Ra1 draw
11 Ka6 loss in 2 half-moves
12 Kb6 loss in 2 half-moves