His older brother Waterman Ellsworth also served in the New York State Assembly.

Entity and relation annotations:
id: 0
type: entity
value: text: Waterman Ellsworth
labels: <Person>
id: 1
type: entity
value: text: the New York State Assembly
labels: <Organization>
id: 2
type: entity
value: text: New York State
labels: <Location>
type: relation
to_id: 2
labels: Organization:located_in:Location
from_id: 1
type: relation
to_id: 1
labels: Person:belongs_to_NORP:Organization
from_id: 0