BC / ADBCE / CE

2011 CE

Watson wins at Jeopardy!

Artificial intelligence · Language

IBM’s Watson won a televised competition against Ken Jennings and Brad Rutter. It combined language processing and answer evaluation, demonstrating progress on open questions within bounded rules and a defined domain.

Precision, calendar, and review
Start
year · no uncertainty qualifier in this record
Calendar and convention
Historical-era years; the source calendar is not identified. No conversion of days is assumed.
Year zero
The scale goes from 1 BCE to 1 CE without year zero. Changing era names changes labels only.
Documentary review
2026-09-20

Reading the date: point event.

Sources

  1. www.ibm.com (opens in a new tab)
    Source provenance and scope
    Publication date
    Pending verification
    Source updated
    2023-12-18
    Bibliographic date checked
    2026-09-23
    Access date
    2026-09-20

    The correspondence between this reference and individual claims has not yet been itemized.

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