First move: ##

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

##:() - 15:9