sentences:  A pre-declared entity is a built-in notation convention for a character or a string.For example, in the HTML markup language, a large number of character and numeric entities are available to represent characters.In HTML, '<' is a possible pre-declared entity to represent '
  
  Gârbău (Secaș)
  
  The Gârbău is a left tributary of the river Secaș in Romania.