new/Sql/Database/Ownership

   1 "owner","owned","percent"
   2 12,13,100
   3 14,15,50
   4 15,17,100
   5 16,15,50
   6 15,17,100
   7 18,19,20
   8 18,20,30
   9 18,21,50
  10 1,2,100
  11 1,3,100
  12 2,4,100
  13 2,5,100
  14 3,6,100
  15 3,7,100
  16 7,8,100
  17 5,9,49
  18 8,9,51
  19 9,10,100