glam/schemas/20251121/linkml/modules/classes/CalendarSystem.yaml
kempersc ca4a54181e Refactor schema files to improve clarity and maintainability
- Updated WorldCatIdentifier.yaml to remove unnecessary description and ensure consistent formatting.
- Enhanced WorldHeritageSite.yaml by breaking long description into multiple lines for better readability and removed unused attributes.
- Simplified WritingSystem.yaml by removing redundant attributes and ensuring consistent formatting.
- Cleaned up XPathScore.yaml by removing unnecessary attributes and ensuring consistent formatting.
- Improved YoutubeChannel.yaml by breaking long description into multiple lines for better readability.
- Enhanced YoutubeEnrichment.yaml by breaking long description into multiple lines for better readability.
- Updated YoutubeVideo.yaml to break long description into multiple lines and removed legacy field name.
- Refined has_or_had_affiliation.yaml by removing unnecessary comments and ensuring clarity.
- Cleaned up is_or_was_retrieved_at.yaml by removing unnecessary comments and ensuring clarity.
- Added rules for generic slots and avoiding rough edits in schema files to maintain structural integrity.
- Introduced changes_or_changed_through.yaml to define a new slot for linking entities to change events.
2026-01-31 00:46:23 +01:00

83 lines
2.3 KiB
YAML

id: https://nde.nl/ontology/hc/class/CalendarSystem
name: CalendarSystem
title: Calendar System Class
description: >-
Represents a temporal reference system (calendar) for dating events.
**OWL TIME ALIGNMENT**: Maps to time:TRS (Temporal Reference System).
**SUPPORTED SYSTEMS**:
- gregorian: Gregorian calendar (ISO 8601 default)
- julian: Julian calendar (pre-1582 dates)
- hebrew: Hebrew calendar
- islamic: Islamic (Hijri) calendar
- chinese: Chinese traditional calendar
- japanese: Japanese imperial calendar
**USE CASES**:
- Historical dates using Julian calendar
- Religious dates in Hebrew or Islamic calendars
- East Asian historical dates
prefixes:
linkml: https://w3id.org/linkml/
hc: https://nde.nl/ontology/hc/
time: http://www.w3.org/2006/time#
schema: http://schema.org/
default_prefix: hc
imports:
- linkml:types
- ../slots/has_or_had_label
- ./Label
classes:
CalendarSystem:
class_uri: time:TRS
description: >-
A temporal reference system (calendar) used for dating.
exact_mappings:
- time:TRS
close_mappings:
- schema:Thing
attributes:
system_code:
range: string
required: true
description: >-
Code for the calendar system (e.g., gregorian, julian, hebrew, islamic).
examples:
- value: "gregorian"
- value: "julian"
- value: "hebrew"
- value: "islamic"
system_name:
range: string
description: >-
Full name of the calendar system.
examples:
- value: "Gregorian Calendar"
- value: "Julian Calendar"
- value: "Hebrew Calendar"
system_uri:
range: uriorcurie
description: >-
URI identifying the calendar system standard.
examples:
- value: "http://www.opengis.net/def/trs/BIPM/0/Gregorian"
slots:
- has_or_had_label
slot_usage:
has_or_had_label:
range: string
inlined: true
examples:
- value:
system_uri: "http://www.opengis.net/def/trs/BIPM/0/Gregorian"
- value:
- value:
annotations:
custodian_types: '["*"]'
specificity_score: 0.5
specificity_rationale: >-
Moderately specific - calendar systems used in temporal context across heritage.