File:Upper-structure triad.png

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Summary[edit]

Summary
Description	Upper structure Dm (in red), on top of lower structure C7 (in black), creating dominant thirteenth chord: C E G B♭ D F A.
Source	Wikimedia Commons file page
Author	Created by Hyacinth (talk) 05:18, 1 December 2010 in Sibelius.
Permission	See original Commons license details.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	22:32, 8 June 2026		542 × 252 (12 KB)	Maintenance script (talk \| contribs)	== Summary == Importing file

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