Question:
Which employer did David Gistau Retes work for in Sep, 2014?

Context:
 David Gistau Retes works for El Mundo. from Jan, 2018 to Jan, 2019. 
 David Gistau Retes works for La Razón from Jan, 1997 to Jan, 2004. 
 David Gistau Retes works for ABC from Jan, 2013 to Jan, 2018.

Answer:
Question:
Which employer did David Gistau Retes work for in Sep, 2014?

Context:
 David Gistau Retes works for El Mundo. from Jan, 2018 to Jan, 2019. 
 David Gistau Retes works for La Razón from Jan, 1997 to Jan, 2004. 
 David Gistau Retes works for ABC from Jan, 2013 to Jan, 2018.

Answer:
user
ABC
assistant
Question:
Which employer did David Gistau Retes work for in Sep, 2014?

Context:
 David Gistau Retes works for El Mundo. from Jan, 2018 to Jan, 2019. 
 David Gistau Retes works for La Razón from Jan, 1997 to Jan, 2004. 
 David Gistau Retes works for ABC from Jan, 2013 to Jan, 2018.

Answer:
user
El Mundo.
La Razón
assistant
Question:
Which employer did David Gistau Retes work for in Sep, 2014?

Context:
 David Gistau Retes works for El Mundo. from Jan, 2018 to Jan, 2019. 
 David Gistau Retes works for La Razón from Jan, 1997 to Jan, 2004. 
 David Gistau Retes works for ABC from Jan, 2013 to Jan, 2018.

Answer:
user
ABC
assistant