First move: ##

   A  B  C  D  E  F  G  H
1 |  |  |  |  |  |  |  |  | 1
2 |  |  |17|  |  |  |  |  | 2
3 |  |  |10| 8|12|14|13|  | 3
4 |  |11| 3|()|##| 9|15|20| 4
5 |  |18| 6|##|()| 1| 4|  | 5
6 |  |  | 5| 2|16|  |  |19| 6
7 |  |  |  | 7|  |  |  |  | 7
8 |  |  |  |  |  |  |  |  | 8
   A  B  C  D  E  F  G  H

##:() - 10:14