Given a document, find the main entity about whom the author is writing. Write the full name if mentioned in the text. Note that URLs in the text have been replaced with [Link].

Input: Consider Input: The "Long Island Medium" couldn't reach a happy medium with  her  husband.
 Theresa Caputo   star of the hit TLC series  announced Sunday that  she 's separating from  Larry Caputo    her  husband of nearly 30 years.
 Theresa  acknowledged marital discord in a recent episode of âLong Island Medium.â (Ray Tamarra/Getty Images)
Though  Theresa  and Larry have shown a united front over ten seasons of  her  reality series  the star recently admitted they had marital troubles.
"I've changed and he has changed "  she  said on a recent episode. "We're both not happy and  you know  it's hard to try to work through thatâ¦. I don't understand it. I lay in bed  and I say to myself  'How did this happen? How did I get here?'"

Output: Theresa Caputo


Input: Consider Input: Bernie Sanders helps celebrate free City College tuition . 
With all the fervor of a revival meeting , about 700 people at City College of San Francisco today cheered U.S. Sen. Bernie Sanders and the supervisor who helped make tuition at the college free to city residents . 
I want to use my life to help other people , like Bernie ," Headrick said .

Output: Bernie Sanders


Input: Consider Input: Olympic flag bearer Pita Taufatofua  is concerned about  his  home country of Tonga after it was hit by a cyclone that destroyed Parliament House as well as churches and homes.
The 34-year-old cross-country skier thanked people on Facebook for their messages of support and said  he  still hasn't heard if friends and family are safe.
 Taufatofua  gained international attention at the Winter Olympics when  he  marched bare chested into the opening ceremony carrying  his  country's flag.  He  also marched bare chested in the opening ceremony of the 2016 Summer Games in Rio  albeit in more mild conditions.
Now that  he 's in South Korea preparing to compete  part of  him  wishes  he  was back home with  his  countrymen. In the meantime   he  is looking to help raise funds for the damaged country.
 He  competed in the Summer Olympics in taekwondo and decided to try  his  hand at cross-country skiing.  He  only picked up the sport within the last two years  but managed to qualify for the games on  his  last attempt.


Output: Pita Taufatofua