Assertion: blackmail | /r/HasProperty | cited by film historians
Facets:
value: frequently
type: TEMPORAL
value: as a landmark film
type: OTHER
value: as an early "talkie"
type: OTHER
Source sentences:
text: As an early "talkie", Blackmail is frequently cited by film historians as a landmark film, and is often cited as the first truly British "all-talkie" feature film.