anchor.diff:  
   (**
   How to use GFF3RelationshipSearch
  -=================================
  +---------------------------------
   You also can do a simple search for _Parent_ - _child_of_ relationships giving back all genomic features which contain the _searchterm_ in **ID** or **Parent** field.
   
   *)
  
positive.code: 
  (**
  
  <a name="FastA"></a>
  FastA
  ------------------------------
  
negative.code: 
  
  (**
  
  
  <hr>
  
  
  <a name="GFF3"></a>
  Introducing GFF3Parser
  ----------------------
  
  The GFF3Parser is a tool to validate, read and write **GFF3** _(Generic Feature Format Version 3)_-Files.
  
  