Question:
Which employer did Marta Tufet work for in Mar, 2015?

Context:
 Marta Tufet works for Imperial College London from Apr, 2004 to Dec, 2005. 
 Marta Tufet works for Leiden University Medical Center from Apr, 2003 to Mar, 2004. 
 Marta Tufet works for Charles Darwin Foundation from Jun, 2008 to Apr, 2009. 
 Marta Tufet works for Nature Research from Jun, 2009 to Nov, 2009. 
 Marta Tufet works for Wellcome Trust from Sep, 2009 to Dec, 2017. 
 Marta Tufet works for UK Collaborative on Development Research from Jan, 2018 to Dec, 2022. 
 Marta Tufet works for Department of Health and Social Care from Sep, 2016 to Dec, 2017. 
 Marta Tufet works for African Academy of Sciences from Sep, 2014 to Apr, 2015. 
 Marta Tufet works for Bill & Melinda Gates Foundation from Feb, 2014 to Jun, 2014.

Answer:
Question:
Which employer did Marta Tufet work for in Mar, 2015?

Context:
 Marta Tufet works for Imperial College London from Apr, 2004 to Dec, 2005. 
 Marta Tufet works for Leiden University Medical Center from Apr, 2003 to Mar, 2004. 
 Marta Tufet works for Charles Darwin Foundation from Jun, 2008 to Apr, 2009. 
 Marta Tufet works for Nature Research from Jun, 2009 to Nov, 2009. 
 Marta Tufet works for Wellcome Trust from Sep, 2009 to Dec, 2017. 
 Marta Tufet works for UK Collaborative on Development Research from Jan, 2018 to Dec, 2022. 
 Marta Tufet works for Department of Health and Social Care from Sep, 2016 to Dec, 2017. 
 Marta Tufet works for African Academy of Sciences from Sep, 2014 to Apr, 2015. 
 Marta Tufet works for Bill & Melinda Gates Foundation from Feb, 2014 to Jun, 2014.

Answer:
user
Wellcome Trust
assistant
Question:
Which employer did Marta Tufet work for in Mar, 2015?

Context:
 Marta Tufet works for Imperial College London from Apr, 2004 to Dec, 2005. 
 Marta Tufet works for Leiden University Medical Center from Apr, 2003 to Mar, 2004. 
 Marta Tufet works for Charles Darwin Foundation from Jun, 2008 to Apr, 2009. 
 Marta Tufet works for Nature Research from Jun, 2009 to Nov, 2009. 
 Marta Tufet works for Wellcome Trust from Sep, 2009 to Dec, 2017. 
 Marta Tufet works for UK Collaborative on Development Research from Jan, 2018 to Dec, 2022. 
 Marta Tufet works for Department of Health and Social Care from Sep, 2016 to Dec, 2017. 
 Marta Tufet works for African Academy of Sciences from Sep, 2014 to Apr, 2015. 
 Marta Tufet works for Bill & Melinda Gates Foundation from Feb, 2014 to Jun, 2014.

Answer:
user
Charles Darwin Foundation
Bill & Melinda Gates Foundation
Nature Research
Leiden University Medical Center
Department of Health and Social Care
UK Collaborative on Development Research
Imperial College London
assistant
Question:
Which employer did Marta Tufet work for in Mar, 2015?

Context:
 Marta Tufet works for Imperial College London from Apr, 2004 to Dec, 2005. 
 Marta Tufet works for Leiden University Medical Center from Apr, 2003 to Mar, 2004. 
 Marta Tufet works for Charles Darwin Foundation from Jun, 2008 to Apr, 2009. 
 Marta Tufet works for Nature Research from Jun, 2009 to Nov, 2009. 
 Marta Tufet works for Wellcome Trust from Sep, 2009 to Dec, 2017. 
 Marta Tufet works for UK Collaborative on Development Research from Jan, 2018 to Dec, 2022. 
 Marta Tufet works for Department of Health and Social Care from Sep, 2016 to Dec, 2017. 
 Marta Tufet works for African Academy of Sciences from Sep, 2014 to Apr, 2015. 
 Marta Tufet works for Bill & Melinda Gates Foundation from Feb, 2014 to Jun, 2014.

Answer:
user
Wellcome Trust
assistant