Game of Thrones: Character Titles

Write a function that takes a string and returns a string with the correct case for character titles in the Game of Thrones series.

• The words and, the, of and in should be lowercase.
• All other words should have the first character as uppercase and the rest lowercase.

Examples

correctTitle("jOn SnoW, kINg IN thE noRth.")
➞ "Jon Snow, King in the North."

correctTitle("sansa stark, lady of winterfell.")
➞ "Sansa Stark, Lady of Winterfell."

correctTitle("TYRION LANNISTER, HAND OF THE QUEEN.")
➞ "Tyrion Lannister, Hand of the Queen."

Notes

• Punctuation and spaces must remain in their original positions.
• Hyphenated words are considered separate words.
• Be careful with words that contain and, the, of or in.