Gamble was elected as a Republican to the United States Senate.

Entity and relation annotations:
id: 0
type: entity
value: text: Gamble
labels: <Person>
id: 1
type: entity
value: text: the United States
labels: <Location>
id: 2
type: entity
value: text: the United States Senate
labels: <Organization>
id: 3
type: entity
value: text: Republican
labels: <Organization>
type: relation
to_id: 1
labels: Organization:located_in:Location
from_id: 2
type: relation
to_id: 3
labels: Person:belongs_to_NORP:Organization
from_id: 0