Example 7a. “Io,” prima parte mins. 117–53. Free counterpoint under the first statement of soggetti t1–t2, starts at min. 124, followed by a canon of soggetto u under the second. Mins. 117–124 are the end of a “mixed soggetto” section shown in Ex. 11a; mins. 145–153 are included for discussion of quodlibet in section [5.9].