Mount Hamilton, California, United States

E1341542 UNEXPLORED

Mount Hamilton, in California, is a mountain peak in the Diablo Range best known as the site of the Lick Observatory, a major astronomical research facility.

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All labels observed (2)

Label	Occurrences
Mount Hamilton, California	5
Mount Hamilton, California, United States canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T18774921 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Mount Hamilton, California, United States
Context triple: [Edward Emerson Barnard, workLocation, Mount Hamilton, California, United States]

A. Ben Lomond, California
Ben Lomond, California is a small unincorporated community in the Santa Cruz Mountains known for its redwood forests and rural, mountain-town character.
B. Mount Wilson, California
Mount Wilson, California is a peak in the San Gabriel Mountains near Los Angeles known for its historic observatory and concentration of broadcast transmission towers.
C. San Bruno Mountain
San Bruno Mountain is a prominent ridge in northern San Mateo County, California, known for its biodiversity, endangered butterfly habitats, and panoramic views of the San Francisco Bay Area.
D. Bear Mountain (California)
Bear Mountain (California) is a popular Southern California ski and snowboard resort in the San Bernardino Mountains, known for its extensive terrain parks and winter sports facilities.
E. Cima, California
Cima, California is a small unincorporated community in the Mojave Desert known for its remote location, historic railroad ties, and proximity to Joshua tree forests and desert landscapes within Mojave National Preserve.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Mount Hamilton, California, United States
Target entity description: Mount Hamilton, in California, is a mountain peak in the Diablo Range best known as the site of the Lick Observatory, a major astronomical research facility.

A. Ben Lomond, California
Ben Lomond, California is a small unincorporated community in the Santa Cruz Mountains known for its redwood forests and rural, mountain-town character.
B. Mount Wilson, California
Mount Wilson, California is a peak in the San Gabriel Mountains near Los Angeles known for its historic observatory and concentration of broadcast transmission towers.
C. San Bruno Mountain
San Bruno Mountain is a prominent ridge in northern San Mateo County, California, known for its biodiversity, endangered butterfly habitats, and panoramic views of the San Francisco Bay Area.
D. Bear Mountain (California)
Bear Mountain (California) is a popular Southern California ski and snowboard resort in the San Bernardino Mountains, known for its extensive terrain parks and winter sports facilities.
E. Cima, California
Cima, California is a small unincorporated community in the Mojave Desert known for its remote location, historic railroad ties, and proximity to Joshua tree forests and desert landscapes within Mojave National Preserve.
F. None of above. chosen