It is common to find older video games being sold at flea markets.
yes
Yes / no, is the following a verifiable fact?
"Guitar Hero if found for sale at flea markets."

George Orwell's works consist of both non-fiction and fiction.
yes
Is the following sentence factually correct?
"George Orwell produced both fiction and non-fiction novels."
Options:
- yes
- no

Zwolle even though it sounds German is a city in the Netherlands.
no
Does the following sentence make sense?
"Germany has a province called Zwolle."
Options:
- yes
- no