Question

Assess the following as probably true, as probably false, as requiring further documentation before judgment, or as a claim that cannot properly be evaluated. Consider both the nature of the claim and the source.
According to a Baron Gottfried von Swieten, King Frederick of Prussia claimed that he had once given a chromatic theme to Johann Sebastian Bach, who had immediately made of it a fugue in four parts, then in five parts, and finally in eight parts.
From H. T. David and A. Mendel, The Bach Reader, reported in Gdel, Escher, Bach, by Douglas R. Hofstadter

Answer

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