id: https://nde.nl/ontology/hc/class/MainPart
name: main_part_class
title: Main Part Class
prefixes:
  linkml: https://w3id.org/linkml/
  hc: https://nde.nl/ontology/hc/
  schema: http://schema.org/
  dcterms: http://purl.org/dc/terms/
imports:
  - linkml:types
  - ../slots/has_or_had_quantity
  - ./Quantity
default_prefix: hc

classes:
  MainPart:
    class_uri: schema:QuantitativeValue
    description: >-
      Represents a principal/primary portion of something with quantified value.
      
      **PURPOSE**:
      
      MainPart provides structured representation for primary allocations such as:
      - Capital budget (principal budget for infrastructure/equipment)
      - Primary funding amount
      - Main portion of a larger whole
      
      **ONTOLOGY ALIGNMENT**:
      
      | Ontology | Mapping | Rationale |
      |----------|---------|-----------|
      | Schema.org | schema:QuantitativeValue | Quantified value |
      
      **USE CASES**:
      - Capital budget allocation in institutional budgets
      - Primary collection value
      - Main funding allocation
      
      MIGRATED 2026-01-22: Created per slot_fixes.yaml revision for capital_budget.
      Replaces simple decimal capital_budget with structured class.
    exact_mappings:
      - schema:QuantitativeValue
    slots:
      - has_or_had_quantity
    slot_usage:
      has_or_had_quantity:
        range: Quantity
        required: true
        inlined: true
        description: >-
          The quantified value of this main part.
          For capital budget: Quantity.quantity_value = amount, currency in metadata.
    attributes:
      part_type:
        range: string
        required: false
        description: >-
          Type of main part (e.g., "capital_budget", "primary_allocation", "main_funding").
      currency_code:
        range: string
        required: false
        description: >-
          ISO 4217 currency code for financial values (e.g., "EUR", "USD", "GBP").
    examples:
      - value:
          has_or_had_quantity:
            quantity_value: 3000000.0
          part_type: capital_budget
          currency_code: EUR
        description: Capital budget of 3 million EUR
      - value:
          has_or_had_quantity:
            quantity_value: 500000.0
          part_type: capital_budget
          currency_code: USD
        description: Capital budget of 500,000 USD
    annotations:
      specificity_score: 0.40
      specificity_rationale: >-
        Main parts are moderately specific, relevant for budget and allocation queries.