{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@context": "https://schema.org",
      "@type": "DefinedTerm",
      "@id": "https://geostack.co/wiki/structured-data",
      "name": "Structured Data",
      "description": "Structured data is standardized markup (typically Schema.org vocabulary in JSON-LD format) added to web pages to help search engines and AI systems understand the content, relationships, and meaning of page elements.",
      "inDefinedTermSet": {
        "@type": "DefinedTermSet",
        "name": "GeoStack Encyclopedia",
        "url": "https://geostack.co/wiki/"
      },
      "dateModified": "2026-06-25",
      "category": "Core Concepts",
      "url": "https://geostack.co/wiki/structured-data",
      "citation": [
        {
          "@type": "CreativeWork",
          "name": "Schema.org",
          "url": "https://schema.org/"
        },
        {
          "@type": "CreativeWork",
          "name": "Google Search Central — Structured Data",
          "url": "https://developers.google.com/search/docs/appearance/structured-data/intro-structured-data"
        }
      ],
      "alternateName": "Schema Markup for GEO",
      "audience": "intermediate",
      "sameAs": [
        "https://en.wikipedia.org/wiki/Schema.org"
      ],
      "keywords": "JSON-LD is the recommended format — Google, Bing, and major AI engines all parse it | Critical types for GEO: DefinedTerm, FAQPage, Organization, Product, Article, BreadcrumbList, Person | Pages with structured data get cited ~40% more often in AI Overviews (Google 2024 study) | Validate with Google's Rich Results Test and Schema.org's validator before deploying"
    },
    {
      "@type": "FAQPage",
      "mainEntity": [
        {
          "@type": "Question",
          "name": "What structured data types matter most for GEO?",
          "acceptedAnswer": {
            "@type": "Answer",
            "text": "Top priorities: DefinedTerm (for definitions/glossaries), FAQPage (for Q&A content), Organization (for entity), Product (for e-commerce), Article (for blog/news), BreadcrumbList (for nav). Each maps to a known AI citation pattern."
          }
        },
        {
          "@type": "Question",
          "name": "Is JSON-LD better than Microdata for AI?",
          "acceptedAnswer": {
            "@type": "Answer",
            "text": "Yes — JSON-LD is preferred by Google and is easier for AI engines to parse (separate from HTML, single block). Microdata works but is harder to maintain and validate."
          }
        }
      ]
    }
  ]
}