Question:
Which employer did Vicki Grassian work for in Apr, 2020?

Context:
 Vicki Grassian works for University of California, San Diego from Jan, 2016 to Dec, 2022. 
 Vicki Grassian works for UC Berkeley College of Chemistry from Sep, 1988 to Dec, 1989. 
 Vicki Grassian works for University of Iowa from Jan, 1990 to Dec, 2015. 
 Vicki Grassian works for Colorado State University from Aug, 1987 to Aug, 1988.

Answer:
Question:
Which employer did Vicki Grassian work for in Apr, 2020?

Context:
 Vicki Grassian works for University of California, San Diego from Jan, 2016 to Dec, 2022. 
 Vicki Grassian works for UC Berkeley College of Chemistry from Sep, 1988 to Dec, 1989. 
 Vicki Grassian works for University of Iowa from Jan, 1990 to Dec, 2015. 
 Vicki Grassian works for Colorado State University from Aug, 1987 to Aug, 1988.

Answer:
user
University of California, San Diego
assistant
Question:
Which employer did Vicki Grassian work for in Apr, 2020?

Context:
 Vicki Grassian works for University of California, San Diego from Jan, 2016 to Dec, 2022. 
 Vicki Grassian works for UC Berkeley College of Chemistry from Sep, 1988 to Dec, 1989. 
 Vicki Grassian works for University of Iowa from Jan, 1990 to Dec, 2015. 
 Vicki Grassian works for Colorado State University from Aug, 1987 to Aug, 1988.

Answer:
user
Colorado State University
University of Iowa
UC Berkeley College of Chemistry
assistant
Question:
Which employer did Vicki Grassian work for in Apr, 2020?

Context:
 Vicki Grassian works for University of California, San Diego from Jan, 2016 to Dec, 2022. 
 Vicki Grassian works for UC Berkeley College of Chemistry from Sep, 1988 to Dec, 1989. 
 Vicki Grassian works for University of Iowa from Jan, 1990 to Dec, 2015. 
 Vicki Grassian works for Colorado State University from Aug, 1987 to Aug, 1988.

Answer:
user
University of California, San Diego
assistant