You will be given a definition of a task first, then some input of the task.
Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Context : Rehana Sultan, (born 19 November 1950) is an Indian film actress best known for her debut role in the acclaimed 1970 film Dastak which won her the National Film Award for Best Actress.
Answer : National Film Award for Best Actress
Output:
Which award was bestowed upon Rehana Sultan?