Brock is a member of the ReFormers Caucus of Issue One.

Entity and relation annotations:
id: 0
type: entity
value: text: Brock
labels: <Person>
id: 1
type: entity
value: text: the ReFormers Caucus
labels: <Organization>
id: 2
type: entity
value: text: the ReFormers Caucus of Issue One
labels: <Organization>
id: 3
type: entity
value: text: member
labels: <Title>
type: relation
to_id: 3
labels: Organization:Establishes:Title
from_id: 2
type: relation
to_id: 3
labels: Person:holds_title:Title
from_id: 0