Matraca's Aunt Sudie Calloway was a successful Music Row backup singer.

Entity and relation annotations:
id: 0
type: entity
value: text: Matraca
labels: <Person>
id: 1
type: entity
value: text: Sudie Calloway
labels: <Person>
id: 2
type: entity
value: text: successful Music Row backup singer
labels: <Title>
id: 3
type: entity
value: text: Music Row
labels: <Organization>
type: relation
to_id: 1
labels: Person:family:Person
from_id: 0
type: relation
to_id: 3
labels: Person:affiliated_with:Organization
from_id: 1
type: relation
to_id: 2
labels: Person:holds_title:Title
from_id: 1