- conflicts or gaps
- [[{"field": "founders.second_co_founder_name", "conflict": "Founders' blog confirms two-person founding team but no second co-founder is named in YC profile or other primary sources.", "source_urls": ["https://pollground.wordpress.com/", "https://www.ycombinator.com/companies/pollground"]}, {"field": "funding.rounds[0].announced_at vs yc_batch", "conflict": "Founders report first funding on 2005-11-06, before YC Summer 2006 batch listing.", "source_urls": ["https://pollground.wordpress.com/", "https://www.ycombinator.com/companies/pollground"]}, {"field": "funding.amount_usd", "conflict": "YC-era standard deal implies ~$12k–$15k for two founders; some aggregators report $150k seed (not corroborated by primary YC/founder sources).", "source_urls": ["https://techcrunch.com/2006/11/09/the-y-combinator-companies/", "https://web.archive.org/web/20070225164455/ycombinator.com/faq.html", "https://www.cbinsights.com/company/pollground"]}, {"field": "identity.headquarters", "conflict": "YC lists Boston, MA; CB Insights lists California, United States.", "source_urls": ["https://www.ycombinator.com/companies/pollground", "https://www.cbinsights.com/company/pollground"]}, {"field": "products.launch_dates", "conflict": "Retrospective cites July 1 big launch; dev blog cites July 10 launch and July 24 v1.1 stats since July 10.", "source_urls": ["https://pollground.wordpress.com/", "https://pollground.wordpress.com/2006/07/13/hello-world/", "https://pollground.wordpress.com/2006/07/24/pollground-v11/"]}, {"field": "identity.industry", "conflict": "YCDB categorizes as Entertainment; YC lists Consumer/Social and Market Research tag.", "source_urls": ["https://www.ycdb.co/company/pollground", "https://www.ycombinator.com/companies/pollground"]}, {"field": "funding.total_funding_usd", "conflict": "No authoritative total round amount published; only YC standard-deal estimates and an unverified Nov 2005 event with undisclosed amount.", "source_urls": ["https://pollground.wordpress.com/", "https://www.ycombinator.com/companies/pollground"]}]]
- source urls
- ["https://nocap.blog/founder/fred-zhang/", "https://pollground.wordpress.com/", "https://pollground.wordpress.com/2006/07/13/hello-world/", "https://pollground.wordpress.com/2006/07/24/pollground-v11/", "https://pollground.wordpress.com/2006/08/16/pollground-update/", "https://pollground.wordpress.com/2006/11/01/pollground-temporarily-unavailable/", "https://pollground.wordpress.com/2007/01/02/pollground-back-online-exiting-development/", "https://techcrunch.com/2006/11/09/the-y-combinator-companies/", "https://web.archive.org/web/20070225164455/ycombinator.com/faq.html", "https://www.cbinsights.com/company/pollground", "https://www.ycdb.co/company/pollground", "https://www.ycombinator.com/companies/pollground", "https://yc-oss.github.io/api/batches/summer-2006/pollground.json"]