In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
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Question: Context: The Passionate Friends was the first of three films to feature the actress Ann Todd, who became his third wife. Link Information: Todd married film director Lean on 21 May 1949 Question: How old was Ann Todd when she married David Lean?

Answer: Answer: 42

Question: Context: . In 1376, he voyaged to lands along the Vychegda and Vym rivers Link Information: none Question: Which of the rivers along which Stephen traveled in 1376 has the widest point?

Answer: Answer: none

Question: Context: The following year, he participated in the campaign in Poland, serving in Prince Bagration's advance guard Link Information: Pyotr Bagration (10 July 1765 Question: When was the person whose guard Yermolov served in 1807 born?

Answer:
Answer: 10 July 1765