a

• Prep

  1. to, toward; indicating direction of motion
  2. introducing an indirect object
  3. used to indicate the time of an action
  4. to, until; used to indicate the end of a range
  5. by, on, by means of; expresses a mode of action
  6. for; indicates price or cost

• Article
• Noun
• Pron

en

• Prep

  1. in
  2. when preceding a verb or a complement of a verb it can denote an unfinished or continued action:

• Adv

Santiago

1. James
2. a male given name, equivalent to English Jacob or James
3. a surname
4. Santiago, Santiago de Compostela (the capital city of Galicia, Spain)
5. Santiago, Santiago de Chile (the capital city of Chile)