Assess the Following as Probably , as Probably , as Requiring

question 47

Essay

Assess the following as probably , as probably , 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 Gödel, Escher, Bach, by Douglas R.Hofstadter