Leondardo da vinci:
1) what do you know about the artist?
2) how does the work relate to other art of the time?
3) does the work relate to the social or political history of the time?
4)can you link it to other arts of the period,such as film music or literature?
5)does the work relate to other areas of knowledge such as science or geography?
Claims damages because he didn't get a first