In this task, you will be presented with a question and you have to answer the question based on your knowledge. Your answers should be as short as possible.

Example Input: What is the maximum age of a billionaire from the country whose size is 3.8 million square miles and who is NOT an heir to a retail fortune ?
Example Output: 73

Example Input: How many Olympic sports were in the Olympics in which Julia Hassler was flag bearer for Liechtenstein ?
Example Output: 28

Example Input: Who is the son of the person who covered 20 kilometers fastest at the 1966 World Championships of biathlon ?
Example Output:
Sverre Istad