Task: Question Answering
Input (English): passage: After the French forces depart Moscow, Natasha again meets Andrei's sister Marya and together they nurse Andrei until he dies. They are reunited with Pierre, whose estranged wife Helene has died. Natasha and Pierre fall in love. Eventually, they marry and have four children.
 question: does natasha marry pierre in war and peace?
Output (English): Yes