north: 80
south: 0
east: 120
west: 0
rows: 8
cols: 12
10 12.67 12.33 10.33 10 10.33 15 10.33 14.67 13 11.67 13 
13 11.67 13 14.33 10 13 12 10 12.67 15 15 14.67 
* * * * * * * * * * * * 
15 12.67 15 12 11.67 15 12.33 12.33 13.33 10.67 15 11 
12.33 12.33 10 13 15 10 15 13.67 10 15 10 15 
11 13.67 10.67 12.33 13.33 14 13.67 10.33 12.67 10 11.67 10 
10 12.33 12 10 15 10 10.67 10.33 11.67 14 12 11 
13 10 10 13 12.67 12.67 10.33 13.67 12.67 12.33 13 10