To utilize correct grammatical structure, sentences have two basic parts: a subject (who or what is doing something) and a complete predicate (tells what the subject is doing or offers information about the subject).
THE WHO OR WHAT THAT IS DOING
WHAT THE SUBJECT IS DOING
IS LOCATED IN BRAZIL.
THE GRAND CANYON
IS IN ARIZONA.
The main way to check to see if you have a complete sentence is to verify that you have a subject and predicate. If a sentence is missing a subject or predicate, then it is an incomplete thought, which makes it a FRAGMENT.
IS MADE UP OF 2,000 ISLANDS.
BIRTHPLACE OF WESTERN CIVILIZATION.
GREECE IS MADE UP OF 2,000 ISLANDS.
THE COUNTRY'S MAINLAND LIES
ON THE FAR PENINSULA.
GREECE IS KNOWN AS THE BIRTHPLACE
OF WESTERN CIVILIZATION.