La clase Persona representa gente, con la condición de que sean personas, con independencia de que estén vivas o muertas, o reales o imaginarias. Es una subclase de AgentThe Person class represents people. Something is a Person if it is a person. We don't nitpic about whether they're alive, dead, real, or imaginary. The Person class is a sub-class of the Agent class, since all people are considered agents in FOAF