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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kab8 draw
3 Kbb8 draw
4 Kc7 draw
5 Kc8 draw
6 Ra1 draw
7 Ra5 draw
8 Ra6 draw
9 Ka6 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Ra2 loss in 1 half-moves
12 Ra3 loss in 1 half-moves
13 Ra4 loss in 1 half-moves