Task: Question Answering
Input (English): passage: Thanksgiving, or Thanksgiving Day, is a public holiday celebrated on the fourth Thursday of November in the United States. It originated as a harvest festival. Thanksgiving has been celebrated nationally on and off since 1789, after Congress requested a proclamation by George Washington. It has been celebrated as a federal holiday every year since 1863, when, during the American Civil War, President Abraham Lincoln proclaimed a national day of ``Thanksgiving and Praise to our beneficent Father who dwelleth in the Heavens,'' to be celebrated on the last Thursday in November. Together with Christmas and the New Year, Thanksgiving is a part of the broader fall/winter holiday season in the U.S.
 question: is thanksgiving always the last thursday of the month?
Output (English): Yes