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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 K7b7 draw
3 K8b7 draw
4 K8b8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Ra4 draw
9 Ra6 draw
10 Rb5 draw
11 Rc5 draw
12 Rg5 draw
13 Rh5 draw
14 K7b8 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Rd5 loss in 1 half-moves
17 Re5 loss in 1 half-moves
18 Rf5 loss in 1 half-moves