They worshipped at the Roman Catholic Saint Mary's Church in nearby Holly Lane, Hampstead.

Entity and relation annotations:
id: 0
type: entity
value: text: the Roman Catholic Saint Mary's Church
labels: <Location>
id: 1
type: entity
value: text: Holly Lane
labels: <Location>
id: 2
type: entity
value: text: Saint Mary
labels: <Person>
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type: entity
value: text: Hampstead
labels: <Location>
type: relation
to_id: 1
labels: Location:located_in:Location
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type: relation
to_id: 3
labels: Location:located_in:Location
from_id: 1