George Harrison introduces the song, saying "For Paul McCartney of Liverpool, opportunity knocks!".

Entity and relation annotations:
id: 0
type: entity
value: text: George Harrison
labels: <Person>
id: 1
type: entity
value: text: Paul McCartney
labels: <Person>
id: 2
type: entity
value: text: Liverpool
labels: <Location>
type: relation
to_id: 2
labels: Person:resides_at:Location
from_id: 1