He sometimes wrote under the pseudonym "Barnwell" or "Ira Zell".

Entity and relation annotations:
id: 0
type: entity
value: text: "Barnwell"
labels: <Person>
id: 1
type: entity
value: text: "Ira Zell"
labels: <Person>
type: relation
to_id: 1
labels: Person:coreference:Person
from_id: 0