Periodic Table Database Schema - v0.7.1
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    Enumeration EventTimeType

    Temporal precision formats for historical events.

    Index

    Enumeration Members

    Enumeration Members

    DATE: "date"

    A specific calendar day (ISO 8601).

    RANGE: "range"

    An uncertain or extended interval between two points in time.

    TEXT: "text"

    A descriptive temporal reference (e.g., "Antiquity", "Middle Ages").

    YEAR: "year"

    A specific calendar year.