In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.
--------
Question: Who was the actress that played rizzo in grease?

Answer: Who played rizzo in the 1978 film grease? 
 Stockard Channing


Question: Who acts as the head of both the houses of parliament?

Answer: Who acts as the 14th head of both the houses of parliament in India? 
 Ram Nath Kovind


Question: When was the chickenpox vaccine introduced in the united states?

Answer:
When was the chickenpox varicella vaccine introduced in the united states? 
 1995