Question:
Which employer did Sebastian Deffner work for in Apr, 2015?

Context:
 Sebastian Deffner works for University of Maryland from Sep, 2011 to Jul, 2014. 
 Sebastian Deffner works for Los Alamos National Laboratory from Aug, 2014 to Jul, 2016. 
 Sebastian Deffner works for University of Maryland, Baltimore County from Aug, 2016 to Dec, 2022.

Answer:
Question:
Which employer did Sebastian Deffner work for in Apr, 2015?

Context:
 Sebastian Deffner works for University of Maryland from Sep, 2011 to Jul, 2014. 
 Sebastian Deffner works for Los Alamos National Laboratory from Aug, 2014 to Jul, 2016. 
 Sebastian Deffner works for University of Maryland, Baltimore County from Aug, 2016 to Dec, 2022.

Answer:
user
Los Alamos National Laboratory
assistant
Question:
Which employer did Sebastian Deffner work for in Apr, 2015?

Context:
 Sebastian Deffner works for University of Maryland from Sep, 2011 to Jul, 2014. 
 Sebastian Deffner works for Los Alamos National Laboratory from Aug, 2014 to Jul, 2016. 
 Sebastian Deffner works for University of Maryland, Baltimore County from Aug, 2016 to Dec, 2022.

Answer:
user
University of Maryland
University of Maryland, Baltimore County
assistant
Question:
Which employer did Sebastian Deffner work for in Apr, 2015?

Context:
 Sebastian Deffner works for University of Maryland from Sep, 2011 to Jul, 2014. 
 Sebastian Deffner works for Los Alamos National Laboratory from Aug, 2014 to Jul, 2016. 
 Sebastian Deffner works for University of Maryland, Baltimore County from Aug, 2016 to Dec, 2022.

Answer:
user
Los Alamos National Laboratory
assistant