Question: What is the name of the tower big ben is in?

Disambiguated questions and answers:
context: Big Ben is the nickname for the Great Bell of the striking clock at the north end of the Palace of Westminster in London and is usually extended to refer to both the clock and the clock tower. The official name of the tower in which Big Ben is located was originally the Clock Tower, but it was renamed Elizabeth Tower in 2012 to mark the Diamond Jubilee of Elizabeth II.
question: What was the original official name of the tower Big Ben is in?
short_answers: Clock Tower
wikipage: Big Ben
context: Big Ben is the nickname for the Great Bell of the striking clock at the north end of the Palace of Westminster in London and is usually extended to refer to both the clock and the clock tower. The official name of the tower in which Big Ben is located was originally the Clock Tower, but it was renamed Elizabeth Tower in 2012 to mark the Diamond Jubilee of Elizabeth II.
question: As of 2012, what is the official name of the tower Big Ben is in?
short_answers: Elizabeth Tower
wikipage: Big Ben
context: Big Ben is the nickname for the Great Bell of the striking clock at the north end of the Palace of Westminster in London and is usually extended to refer to both the clock and the clock tower. The official name of the tower in which Big Ben is located was originally the Clock Tower, but it was renamed Elizabeth Tower in 2012 to mark the Diamond Jubilee of Elizabeth II.
question: What is the name of the tower big ben is in since 2012?
short_answers: The Elizabeth Tower
Elizabeth Tower
wikipage: Big Ben
context: Big Ben is the nickname for the Great Bell of the striking clock at the north end of the Palace of Westminster in London and is usually extended to refer to both the clock and the clock tower. The official name of the tower in which Big Ben is located was originally the Clock Tower, but it was renamed Elizabeth Tower in 2012 to mark the Diamond Jubilee of Elizabeth II.
question: What is the original name of the tower big ben is in?
short_answers: the Clock Tower
wikipage: Big Ben

Long-form answers:
knowledge: content: Big Ben is the nickname for the Great Bell of the striking clock at the north end of the Palace of Westminster,[1] although the name is frequently extended to also refer to the clock and the clock tower.[2] The official name of the tower in which Big Ben is located was originally the Clock Tower, but it was renamed Elizabeth Tower in 2012, to mark the Diamond Jubilee of Elizabeth II, Queen of the United Kingdom.
wikipage: Big Ben Name
content: The year 2012 marked the Diamond Jubilee of Elizabeth II being the 60th anniversary of the accession of Queen Elizabeth II on 6 February 1952.
wikipage: Diamond Jubilee of Elizabeth II
long_answer: Commonly referred to as Big Ben (in reference to the large clock it displays), the tower at the north end of the Palace of Westminster in England, was recently renamed Elizabeth Tower in 2012. It was formerly known just as the Clock Tower. The change in name was to mark the 60th anniversary, or the Diamond Jubilee, of Elizabeth II's accession to the throne.
long_answer: The original official name of the tower Big Ben is in was the Clock Tower, but it was renamed in 2012 to mark the Diamond Jubilee of Elizabeth II, and its name has been Elizabeth Tower since 2012.