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 : Maria Lassnig (8 September 1919 -- 6 May 2014) was an Austrian artist known for her painted self-portraits and her theory of ''body awareness''.
Answer : 6 May 2014
Output:
When did Maria Lassnig's death occur?