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.
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Question: Context: Sia performed "Chandelier" on The Ellen DeGeneres Show on 19 May 2014, Link Information: The Ellen DeGeneres Show (often shortened to Ellen and stylized in all lowercase) is an American television variety comedy talk show hosted by Ellen DeGeneres. Debuting on September 8, 2003 Answer: 11

Answer: How long had the show in which Sia performed "Chandelier" in 2014 been on the air?


Question: Context: In 1978, he moved to the Fort Lauderdale Strikers of the North American Soccer League. Link Information: none Answer: none

Answer: Was Marine Cano the starter for the Fort Lauderdale Strikers in 1978?


Question: Context: During her career she served as the secretary of the American Society of Miniature Painters, from whom she was once the recipient of the Levantia White Boardman Memorial Medal; Link Information: none Answer: none

Answer:
During what years did Welch serve as the secretary of the American Society of Miniature Painters?