Chelsea Victoria Clinton -LRB- born February 27 , 1980 -RRB- is the only child of former U.S. President Bill Clinton and U.S. Secretary of State Hillary Rodham Clinton .
Chelsea Victoria Clinton -LRB- born on February 27 , 1980 -RRB- is the only daughter of Bill Clinton , former President of the United States and his wife Secretary of State Hillary Clinton .
Chelsea Victoria Clinton -LRB- born on February 27 , 1980 -RRB- is the only daughter of Bill Clinton , former President of the United States and his wife Secretary of State Hillary Clinton .
Simplify this sentence: Chelsea Victoria Clinton -LRB- born February 27 , 1980 -RRB- is the only child of former U.S. President Bill Clinton and U.S. Secretary of State Hillary Rodham Clinton . Output: