Read the following premise and answer if the hypothesis is true.
Robert Levet (1705–1782), a Yorkshireman who became a Parisian waiter, then garnered some training as an apothecary and moved to London, was eulogised by the poet Samuel Johnson, with whom Levet shared a friendship of thirty-six years, in Johnson's poem "On the Death of Dr. Robert Levet."
Hypothesis: Robert Levet was the only person Samuel Johnson wrote a poem about. 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. Johnson wrote poems about many people, including his mother and various friends and acquaintances. However, there is no