instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
Context : The 2015 Belgian Grand Prix (formally the 2015 Formula 1 Shell Belgian Grand Prix) was a Formula One motor race held on 23 August 2015 at the Circuit de Spa-Francorchamps in Spa, Belgium. 
Question : On what date did 2015 Belgian Grand Prix occur?
answer:
23 August 2015


question:
Context : Tomislav Trifić (Serbian: Томислав Трифић) (born 4 March 1949) in Lipljan, Yugoslavia - present day Kosovo) is a Serbian graphic artist and Dean of the University of Pristina Faculty of Arts, in North Kosovo. 
Question : Which college or university is related with Tomislav Trifić?
answer:
University of Pristina


question:
Context : Gnomeo & Juliet is a 2011 British-American 3D computer-animated fantasy romantic comedy family film based on William Shakespeare's play Romeo and Juliet. 
Question : The Gnomeo & Juliet is based upon what?
answer:

Romeo and Juliet