In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

Context: . Real executive power vests in a Union Council of Ministers Link Information: none Answer: none
How many members comprise the council in which real executive power is vested?

Context: The United States of America will compete at the 2015 World Championships in Athletics from August 22 to August 30 in Beijing, China. Link Information: China (), officially the People's Republic of China (PRC), is a country in East Asia and the world's most populous country, with a population of around /1e9 round 3 billion in 2017. Covering approximately 9600000 km2, i Answer: 9600000 km2
What is the size of the country that hosted the 2015 World Championships in Athletics?

Context: Shortly after, he directed his first film, the romantic comedy Mounam Pesiyadhe (2002). The film starred Suriya in the lead and became Trisha Krishnan's first release featuring her in a leading role. Link Information: Trisha Krishnan (born 4 May 1983 Answer: 19

What age was Trisha Krishnan when she got her first leading role?