Which sentence states a fact?
A: The book Charlotte's Web has an unhappy ending.
B: Written by E. B. White, Charlotte's Web was first printed in 1952.
The second sentence states a fact.
Written by E. B. White, Charlotte's Web was first printed in 1952.
It can be proved by checking inside the book's front cover.
The first sentence states an opinion.
The book Charlotte's Web has an unhappy ending.
Unhappy shows what a person believes, thinks, or feels. Another person might have a different opinion about the book's ending.