What is the Meaning & Definition of trilogy

The concept of trilogy has use widespread in our language, especially at the behest of the fields of literature and cinema where it is used to refer to the series of three literary works or cinematographic productions, as appropriate, belong to the same creator or author and presenting a unit and correlation in terms of content.
Usually this unit that we highlight in the trilogy has to do with the continuation of the same story or the presentation of a same actor but who stars in another adventure.
Nowadays people certainly fanaticizes is with this type of stories serial into three parts and usually wait a lot forward parties that will complete the story.
If we have to choose a trilogy that has shaken the field of literature in the last time James can not ignore fifty shades of Grey, and their continuations fifty shades darker and fifty released, written by the author E.L. shadows. The trilogy tells the story of love and passion, a businessman and a newly graduated young living. Meanwhile, it got so much attention as a result of being a proposal transgressive hyper in terms of exacerbated eroticism that presents.
And if we get into the history of the unforgettable Trilogies in the big screen can not forget the Godfather, directed by Francis Ford Coppola and which tells the story of a capo of the mafia Don Vito Corleone, and his family. This trilogy was instrumental in the career of many famous actors, such is the case of Marlon Brando, Robert De Niro, Al Pacino, Andy García, among others.
Now, we must emphasize that this group of works is not an invention of our modern times much less but its origin goes back hundreds of years ago, in the ancient Greece, to be precise, and where the concept was used to describe those three tragedies with which an author is presented in a popular contest that took place in every celebration of the Greek God of wine and vintage called Dionysus.
Greek tragedy is undoubtedly the dramatic genre par excellence and that she would nurtured subsequently many others that arose later in time.
Article contributed by the team of collaborators.