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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def MultiResolve(self, records):
 """Lookup multiple values by their record objects."""

    for value, timestamp in data_store.DB.CollectionReadItems(records):
      rdf_value = self.RDF_TYPE.FromSerializedString(value)
      rdf_value.age = timestamp
      yield rdf_value