Conversation so far:
Did Leonardo da Vinci have a family?
No
Tell me about Leonardo da Vinci's personal life.
Beyond friendship, Leonardo kept his private life secret. His sexuality has been the subject of satire, analysis, and speculation.
Who were Leonardo da Vinci's pupils?
Gian Giacomo Caprotti da Oren and Francesco Melzi

Question: Was he close to his pupils?
Self-contained rewrite: Was Leonardo da Vinci close to his pupils?