Q: From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.
Given Relationship: 'be flavor of', Sentence: 'It is the most feature-rich CD player that runs on Linux , FreeBSD , Solaris , HP-UX , UnixWare , AIX , IRIX , Tru64 UNIX , SCO Open Server , BSD/OS and most other UNIX system flavors .'
A:
flavors