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tuna has fin .

  +--C05C01--+
  |   +C03C01+C01C09+
  |   |      |      |
tuna has    fin     .

eagle isa bird .

  +---C06C11--+
  |    +C04C11+C11C09+
  |    |      |      |
eagle isa   bird     .

fin isa extremity .

 +--C01C12--+
 |   +C04C12+C12C09+
 |   |      |      |
fin isa extremity  .

tuna isa fish .



[tuna] [isa] [fish] [.]

fin has scale .

 +--C01C07--+
 |   +C03C07+C07C09+
 |   |      |      |
fin has   scale    .

eagle has wing .

  +---C06C02--+
  |    +C03C02+C02C09+
  |    |      |      |
eagle has   wing     .

wing has feather .



[wing] [has] [feather] [.]

wing isa extremity .



[wing] [isa] [extremity] [.]

herring isa fish .



[herring] [isa] [fish] [.]

herring has fin .

   +---C05C01---+
   |     +C03C01+C01C09+
   |     |      |      |
herring has    fin     .

parrot isa bird .

   +---C06C11--+
   |    +C04C11+C11C09+
   |    |      |      |
parrot isa   bird     .

parrot has wing .

   +---C06C02--+
   |    +C03C02+C02C09+
   |    |      |      |
parrot has   wing     .

Bye.