Original sentence: Mount Roraima (also known as Roraima Tepui, or Cerro Roraima in Spanish, Monte Roraima in Portuguese), is the highest of a group of table-top mountains, known as tepuis, in South America
Edited sentence: Mount Roraima (also known as Roraima Tepui, or Cerro Roraima in Spanish, Monte Roraima in Portuguese), is the highest of a group of table-top mountains, known as tepuis, in the Gran Sabana region of Venezuela