Lineage
The following elements comprise the Lineage reference:
	Source Information, mandatory if applicable list of sources and a short discussion of the information contributed by each. (can be repeated unlimited times) The Following compose the Source Information Section:
		Source Citation, mandatory reference for a source data set.
		Source Scale Denominator, mandatory if applicable the denominator of the representative fraction on a map (for example, on a 1:24,000-scale map, the Source Scale Denominator is 24000).
		Type of Source Media, mandatory the medium of the source data set.
		Source Time Period of Content, mandatory time period(s) for which the source data set corresponds to the ground.
		Source Citation Abbreviation, mandatory short-form alias for the source citation.
		Source Contribution, mandatory brief statement identifying the information contributed by the source to the data set.
	Process Step, mandatory information about a single event. (can be repeated unlimited times) The Following compose the Source Information Section:
		Process Description, mandatory an explanation of the event and related parameters or tolerances.
		Source Used Citation Abbreviation, mandatory if applicable the Source Citation Abbreviation of a data set used in the processing step. (can be repeated unlimited times)
		Process Date, mandatory the date when the event was completed.
		Process Time, optional the time when the event was completed.
		Source Produced Citation Abbreviation, mandatory if applicable the Source Citation Abbreviation of an intermediate data set that (1) is significant in the opinion of the data producer, (2) is generated in the processing step, and (3) is used in later processing steps. (can be repeated unlimited times)
		Process Contact, optional the party responsible for the processing step information.
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