{
  "research_date": "2026-09-11",
  "scope": "Documentary research snapshot; unknown values remain null. Not live availability or account testing.",
  "records": [
    {
      "record_id": "GV01",
      "title": "The Last of Us",
      "identity": "Original PS3 story",
      "date_or_event": "2013",
      "relationship": "Original release",
      "access_distinction": "No PS3-disc route on PS5",
      "source_ids": "H12;N10"
    },
    {
      "record_id": "GV02",
      "title": "The Last of Us Remastered",
      "identity": "PS4 version of first story",
      "date_or_event": "2014",
      "relationship": "Remaster",
      "access_distinction": "PS4 version and license; not the native PS5 remake",
      "source_ids": "N36"
    },
    {
      "record_id": "GV03",
      "title": "The Last of Us Part I",
      "identity": "PS5 remake of first story, including Left Behind",
      "date_or_event": "2022-09-02",
      "relationship": "Remake",
      "access_distinction": "No PS3/PS4-to-Part-I upgrade; no old save/trophy import; no Factions",
      "source_ids": "N34"
    },
    {
      "record_id": "GV04",
      "title": "The Last of Us Part I for PC",
      "identity": "PC edition of the first-story remake",
      "date_or_event": "2023-03-28",
      "relationship": "PC product",
      "access_distinction": "Separate purchase from console; check PC-specific requirements",
      "source_ids": "N34;N39"
    },
    {
      "record_id": "GV05",
      "title": "The Last of Us Part II",
      "identity": "PS4 sequel",
      "date_or_event": "2020",
      "relationship": "Original sequel",
      "access_distinction": "Different story, not another name for Part I",
      "source_ids": "H37;N37"
    },
    {
      "record_id": "GV06",
      "title": "The Last of Us Part II Remastered",
      "identity": "Native PS5 version of the sequel",
      "date_or_event": "2024-01-19",
      "relationship": "Remaster",
      "access_distinction": "Eligible paid PS4 upgrade and save import; original disc needed for disc-based upgrade",
      "source_ids": "N35;N37"
    },
    {
      "record_id": "GV07",
      "title": "The Last of Us Complete",
      "identity": "Bundle of Part I and Part II Remastered",
      "date_or_event": null,
      "relationship": "Bundle",
      "access_distinction": "Not a third story; inspect exact regional product and media configuration",
      "source_ids": "N34"
    },
    {
      "record_id": "GV08",
      "title": "The Last of Us Online",
      "identity": "Canceled standalone multiplayer project",
      "date_or_event": "2023-12-14 cancellation",
      "relationship": "Canceled project",
      "access_distinction": "Not an upcoming playable edition; supersedes stale Part I FAQ",
      "source_ids": "N38;N34"
    }
  ],
  "sources": {
    "H12": {
      "source_id": "H12",
      "title": "2006: PlayStation 3 and PS Vita",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "retrieved_url": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PS3 and Vita historical overview",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N10": {
      "source_id": "N10",
      "title": "Backward compatibility: PS4 games playable on PS5 consoles",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/support/games/ps5-backward-compatibility-games/",
      "retrieved_url": "https://www.playstation.com/en-us/support/games/ps5-backward-compatibility-games/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "PS4 support; six PS4-only exclusions; discs; controllers; PS VR conditions; PS3 discs unsupported",
      "limitations": "Does not certify every title/edition, performance mode, save path or offline completeness. Exceptions list excludes non-game apps/demos.",
      "last_attempt_at": "2026-09-11"
    },
    "N36": {
      "source_id": "N36",
      "title": "The Last of Us Remastered",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/games/the-last-of-us-remastered/",
      "retrieved_url": "https://www.playstation.com/en-us/games/the-last-of-us-remastered/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "PS4 edition identity and first-story relation",
      "limitations": "Product listing is not evidence that every historic multiplayer service remains operational.",
      "last_attempt_at": "2026-09-11"
    },
    "N34": {
      "source_id": "N34",
      "title": "The Last of Us Part I",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/games/the-last-of-us-part-i/",
      "retrieved_url": "https://www.playstation.com/en-us/games/the-last-of-us-part-i/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "First-story remake; Left Behind; PS5 release; no PS3/PS4 upgrade or save/trophy import; no Factions; Complete bundle distinction",
      "limitations": "FAQ still refers to a future multiplayer project; that statement is superseded by N38. Other clauses separately scoped.",
      "last_attempt_at": "2026-09-11"
    },
    "N39": {
      "source_id": "N39",
      "title": "PlayStation Games for PC",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/pc/pc-games/",
      "retrieved_url": "https://www.playstation.com/en-us/pc/pc-games/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Console/PC products purchased separately; account features/title differences; current publisher FAQ",
      "limitations": "Cross-save statement is publisher-wide wording, not a tested universal title matrix; use exact publisher policies for exceptions.",
      "last_attempt_at": "2026-09-11"
    },
    "H37": {
      "source_id": "H37",
      "title": "The Last of Us Part II: Accessibility Features Detailed",
      "publisher": "PlayStation.Blog",
      "publication_date": "2020-06-09",
      "original_url": "https://blog.playstation.com/2020/06/09/the-last-of-us-part-ii-accessibility-features-detailed/",
      "retrieved_url": "https://blog.playstation.com/2020/06/09/the-last-of-us-part-ii-accessibility-features-detailed/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Developer-described accessibility settings, not universal suitability",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N37": {
      "source_id": "N37",
      "title": "The Last of Us Part II Remastered coming to PS5 on January 19, 2024",
      "publisher": "Naughty Dog / PlayStation.Blog",
      "publication_date": "2023-11-17; updated 2023-11-20",
      "original_url": "https://blog.playstation.com/2023/11/17/the-last-of-us-part-ii-remastered-coming-to-ps5-on-january-19-2024/",
      "retrieved_url": "https://blog.playstation.com/2023/11/17/the-last-of-us-part-ii-remastered-coming-to-ps5-on-january-19-2024/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Save import; historical US $10 upgrade; No Return/Lost Levels; disc requirement",
      "limitations": "Historical price not a current checkout quotation; unfinished Lost Levels are not a separate complete campaign.",
      "last_attempt_at": "2026-09-11"
    },
    "N35": {
      "source_id": "N35",
      "title": "The Last of Us Part II Remastered",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/games/the-last-of-us-part-ii-remastered/",
      "retrieved_url": "https://www.playstation.com/en-us/games/the-last-of-us-part-ii-remastered/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "PS5 January 19 2024 release; paid upgrade; original PS4 disc required; feature scope",
      "limitations": "Regional/current price must be checked at transaction. Disc-free wording must be read with attachable-drive support N12.",
      "last_attempt_at": "2026-09-11"
    },
    "N38": {
      "source_id": "N38",
      "title": "An Update on The Last of Us Online",
      "publisher": "Naughty Dog",
      "publication_date": "2023-12-14",
      "original_url": "https://www.naughtydog.com/blog/an_update_on_the_last_of_us_online",
      "retrieved_url": "https://www.naughtydog.com/blog/an_update_on_the_last_of_us_online",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Development stopped; studio explanation of post-launch resource tradeoff",
      "limitations": "Company explanation, not proof that this was the only possible strategy. Supersedes N34’s undated upcoming-multiplayer sentence.",
      "last_attempt_at": "2026-09-11"
    }
  }
}