Question:
Which employer did Nuria Oliver work for in Sep, 2014?

Context:
 Nuria Oliver works for Vodafone Institute for Society and Communications from Jan, 2017 to Dec, 2022. 
 Nuria Oliver works for Microsoft Corporation from Jan, 2000 to Jan, 2007. 
 Nuria Oliver works for Telefonica Research and Development from Jan, 2007 to Sep, 2016. 
 Nuria Oliver works for ELLIS Alicante Foundation from Jan, 2020 to Dec, 2022. 
 Nuria Oliver works for Vodafone from Jan, 2017 to Jan, 2019.

Answer:
Question:
Which employer did Nuria Oliver work for in Sep, 2014?

Context:
 Nuria Oliver works for Vodafone Institute for Society and Communications from Jan, 2017 to Dec, 2022. 
 Nuria Oliver works for Microsoft Corporation from Jan, 2000 to Jan, 2007. 
 Nuria Oliver works for Telefonica Research and Development from Jan, 2007 to Sep, 2016. 
 Nuria Oliver works for ELLIS Alicante Foundation from Jan, 2020 to Dec, 2022. 
 Nuria Oliver works for Vodafone from Jan, 2017 to Jan, 2019.

Answer:
user
Telefonica Research and Development
assistant
Question:
Which employer did Nuria Oliver work for in Sep, 2014?

Context:
 Nuria Oliver works for Vodafone Institute for Society and Communications from Jan, 2017 to Dec, 2022. 
 Nuria Oliver works for Microsoft Corporation from Jan, 2000 to Jan, 2007. 
 Nuria Oliver works for Telefonica Research and Development from Jan, 2007 to Sep, 2016. 
 Nuria Oliver works for ELLIS Alicante Foundation from Jan, 2020 to Dec, 2022. 
 Nuria Oliver works for Vodafone from Jan, 2017 to Jan, 2019.

Answer:
user
Vodafone
ELLIS Alicante Foundation
Microsoft Corporation
Vodafone Institute for Society and Communications
assistant
Question:
Which employer did Nuria Oliver work for in Sep, 2014?

Context:
 Nuria Oliver works for Vodafone Institute for Society and Communications from Jan, 2017 to Dec, 2022. 
 Nuria Oliver works for Microsoft Corporation from Jan, 2000 to Jan, 2007. 
 Nuria Oliver works for Telefonica Research and Development from Jan, 2007 to Sep, 2016. 
 Nuria Oliver works for ELLIS Alicante Foundation from Jan, 2020 to Dec, 2022. 
 Nuria Oliver works for Vodafone from Jan, 2017 to Jan, 2019.

Answer:
user
Telefonica Research and Development
assistant