• Parse the Definitions file referenced by "Entry-Definitions" entry in the TOSCA-Meta/TOSCA.meta file
• Verify the imports referenced in the definitions file through the imports statement
• It must be able to handle the following types of imports from TOSCA Simple Profile Yaml v1.2
  1. <uri> (known as sinle-line grammar)
  2. file:<file_URI> (known as multi-line grammar)
  3. some_definition: <file_uri>
  4. another_definition:

                             file: <file_uri>