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F<br />
Fig u re 6.1 0<br />
Mozart: Sonata in C. Major, K. 309, II, m. 1-3.<br />
Andante un poco adagio<br />
Period<br />
Parallel Period<br />
Figure 6.11<br />
Foster: "Camptown Races."<br />
Two adjacent phrases may combine to fonn a period tf :<br />
L The second phrase ends with a strong cadence.<br />
2. The first phrase ends with a weaker cadence than the second.<br />
3. The two phrases bear some musical relationship to each other. Often. they will create a<br />
"question-answer" effect called antecedent-conse qLtent.<br />
Two adjacent phrases form a parallel period if they both begin in the same manner. (See<br />
figure 6.I L) The two phrases may be nearly identical except for the cadences or they may<br />
onlv be similar for a measure or two.<br />
Phrase I<br />
Folk Song: "Cockles and Mussels."<br />
Half<br />
cadence<br />
Same as measures I and 2<br />
114 The Structural Elements of Music<br />
__4 , t5 6 7 ! ]<br />
Phrase 2 (parallel to phrase 1)<br />
Phrase I Half cadence<br />
Perfect<br />
authentic<br />
cadence<br />
Phrase 2 Perfect aqth"ntr9jq99!!9<br />
Dfffeient from measures 3 and 4<br />
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