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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb5 win in 5 half-moves
3 Ka4 draw
4 Ka6 draw
5 Ke3 draw
6 Kf3 draw
7 Kf5 draw
8 Kg3 draw
9 Ra6 draw
10 Rc6 draw
11 Rf5 draw
12 Rf7 draw
13 Rf8 draw
14 Kb4 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves