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Example 2. Measures 1–12 of It Takes Twelve to Tango, with the subdivision series and semiblocks indicated above the staff and the aggregate boundaries indicated with vertical lines
| Note that the first beat’s series proceeds to series member 2 only at measure 11 while the second beat’s series proceeds through series members 2–8 in measures 1–10 before beginning again at measure 11. Further note the coordination of two-measure aggregates and repeated subdivisions. |