Her parents were Elizabeth (born Mair) and Isaac Stephenson.

Entity and relation annotations:
id: 0
type: entity
value: text: Elizabeth
labels: <Person>
id: 1
type: entity
value: text: Mair
labels: <Person>
id: 2
type: entity
value: text: Isaac Stephenson
labels: <Person>
type: relation
to_id: 0
labels: Person:coreference:Person
from_id: 1
type: relation
to_id: 2
labels: Person:family:Person
from_id: 0
type: relation
to_id: 2
labels: Person:family:Person
from_id: 1