FED
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b. 471
The slur could have been added in FED, see the note in bar 470; it reaches the 2nd crotchet in the bar. According to us, it is, however, highly likely that Chopin wanted to use it to emphasise the d1-e1 step in the tenor voice.
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category imprint: Graphic ambiguousness; Differences between sources
notation: Slurs