Does Harry Frankfurt provide necessary conditions for being a person? Does he provide sufficient conditions?

Does Harry Frankfurt provide necessary conditions for being a person? Does he provide sufficient conditions? Order Description MHRA STYLE WRITING. USE AS A REFERENCE THE BOOK /MASTER PHILOSOPHICAL WRITING (MARTINICH). Frankfurt's essay "FREEDOM OF THE WILL AND CONCEPT OF THE PERSON" GIVE AN ACCOUNT OF FRANKFURT'S ANALYSIS AND THEN CONSIDER COUNTER-EXAMPLES. ARE THERE INSTANCES OF PERSONS THAT DO NOT FALL WITHIN HIS ANALYSIS, AND ARE THERE INSTANCES OF NON PERSONS THAT DO FALL WITHIN HIS ANALYSIS?