In this task, you're given a passage, 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'.

Example Input: Passage: Barton Stone Alexander (September 4, 1819 – December 15, 1878) was a Union Army lieutenant colonel, engineer regiment commander and chief engineer for the defenses of Washington during the American Civil War. In recognition of his service, in 1866, he was appointed to the brevet rank of brigadier general in the regular army, to rank from March 13, 1865. He was a graduate of the U.S. Military Academy at West Point and served in the United States Army's Corps of Topographical Engineers, which at times was both a part of and separate from the United States Army Corps of Engineers. After graduating from West Point as a second lieutenant in the Class of 1842, he served in the Mexican–American War, building fortifications to protect American supply lines in the advance on Mexico City. After the end of the war, he was stationed in Washington, D.C., where he served as architect for the Scott Building and Quarters Buildings at the U.S. Soldiers' Home and took over the completion of the Smithsonian Institution Building after dissatisfaction with the pace of the first architect caused him to be dismissed.
 Link Information:  Approximately 1,300 cadets enter the Academy each July, Question: How many people are admitted each year to the educational facility Barton graduated from?
Example Output: Answer: 1,300 

Example Input: Passage: In 2019, Alexandrova had more success in the WTA Tour. Seeded sixth, she reached the quarterfinals of the St. Petersburg Ladies' Trophy, followed by a semifinal entry at the Hungarian Ladies Open. She entered the 3rd Round of the Premier Mandatory BNP Paribas Open in Indian Wells, after beating World No. 13 Caroline Wozniacki in three sets. She performed not satisfying on clay tournaments, except at French Open, reaching the third round of a Grand Slam tournament for the first time. In the grass court season, Alexandrova made it into the quarterfinals of the Premier Eastbourne International tournament, losing there to Karolina Pliskova. She achieved her best run in a Premier 5 tournament at the Rogers Cup, reaching the 3rd Round as qualifier. She lost to Serena Williams. After reaching the 2nd Round of the US Open and following Daria Kasatkina's 1st Round loss, Alexandrova became Russia's number one female tennis player.
 Link Information: none Question: How many grand slam tournaments have been won by the player Alexandrova lost to in  the Rogers Cup?
Example Output: Answer: none

Example Input: Passage: Dunstan was then posted to the 1st Battalion, Royal Australian Regiment (1 RAR) as second-in-command in 1953. He then saw service in Korea including a period as Military Assistant to the Commander in Chief of the British Commonwealth Forces Korea, and was appointed a Member of the Order of the British Empire in the 1954 New Year Honours. Between May 1964 and February 1965, Dunstan commanded 1 RAR, before later holding an appointment at the 1st Recruit Training Battalion. Having reached the rank of colonel, in early 1968 he was deployed to Vietnam as deputy commander of the 1st Australian Task Force (1 ATF). He took over from Brigadier Ron Hughes as Commander of the 1 ATF on 21 May 1968 during the Battle of Coral–Balmoral. For his services during this battle, he was appointed a Commander of the Order of the British Empire in 1969.
 Link Information: none Question: How long was Ron Hughes Commander?
Example Output:
Answer: none