At the time, Gans performed at the Rio Hotel and Casino.

Entity and relation annotations:
id: 0
type: entity
value: text: Gans
labels: <Person>
id: 1
type: entity
value: text: the Rio Hotel
labels: <Location>
id: 2
type: entity
value: text: Casino
labels: <Location>
type: relation
to_id: 1
labels: Person:works_at:Location
from_id: 0
type: relation
to_id: 2
labels: Person:works_at:Location
from_id: 0