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 Kaa7 draw
3 Kab8 draw
4 Kba7 draw
5 Kbb8 draw
6 Ra6 draw
7 Rb6 draw
8 Rc1 draw
9 Rc2 draw
10 Rc3 draw
11 Rc4 draw
12 Rc5 draw
13 Rc7 draw
14 Rd6 draw
15 Re6 draw
16 Rf6 draw
17 Ka6 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kc7 loss in 1 half-moves
20 Rc8 loss in 1 half-moves
21 Rg6 loss in 1 half-moves
22 Rh6 loss in 1 half-moves