Mantle would later be nicknamed The Commerce Comet.

Entity and relation annotations:
id: 0
type: entity
value: text: Mantle
labels: <Person>
id: 1
type: entity
value: text: The Commerce Comet
labels: <Person>
type: relation
to_id: 1
labels: Person:holds_title:Title
Person:coreference:Person
from_id: 0