Read the following premise and answer if the hypothesis is true.
Three Preludes is a ballet made for Mikhail Baryshnikov by Mark Morris to eponymous music by George Gershwin for his own company and presented as a piece d'occasion by the New York City Ballet. The performance took place June 16, 1992, at the New York State Theater, Lincoln Center.
Hypothesis: Gershwin loves the ballet so much he sang in it. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say.