// Locate South Asian films by chaining actor/director biographical details — birth year, debut film, family, awards — to identify the person first, then find the movie
| name | movie_indian_actor_chain |
| description | Locate South Asian films by chaining actor/director biographical details — birth year, debut film, family, awards — to identify the person first, then find the movie |
| always | true |
When the question describes an actor or director's personal details (birth year, debut era, family relations, number of awards) without naming them directly. Common in Indian/South Asian film questions.
South Asian film questions frequently identify movies indirectly through actors' biographies. Extract the person's unique characteristics: birth year, debut film era, singing in debut, family relations, awards count.
Search for the person first using their most distinctive biographical detail. Once identified, search their filmography to find the target movie. Then verify all remaining constraints.
The chain is: biographical clues → person identity → filmography → target movie → verify constraints.
"born [year]" [film industry] actor debut film [era][actor name] filmography [year range]director born [year range] [film industry] [era] film"born 1941" Bollywood actor debut film 1960s sang duetNadeem born 1941 Chakori debut film Pakistani cinemaFrench Wikipedia is the key data source for finding European actors' full birth names
Director-Film-Actor triangulation — locate the target actor through the director's other works
Two-phase search — first find the actor's stage name, then specifically search for their full birth name
Always add Bollywood/Hindi film/Indian actor keywords when searching for Indian actors
Track Indian actors through family chains — grandfather/father/spouse relationships are key indirect clues
Entity hypothesis — guess candidate Indian actors first, then verify against question constraints