Mount Lemmon
E130189
Mount Lemmon is a prominent peak in Arizona’s Santa Catalina Mountains known for its scenic vistas, cooler alpine climate, and popular hiking, skiing, and astronomical observatories.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mount Lemmon canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1125624 — 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 Lemmon Context triple: [Tucson, hasMajorAttraction, Mount Lemmon]
-
A.
Red Mountain
Red Mountain is a prominent ridge in Birmingham, Alabama, historically significant for its iron ore deposits that fueled the city’s steel industry and now known for its scenic overlooks and recreational areas.
-
B.
Tokopah Valley
Tokopah Valley is a scenic glacial valley in California’s Sierra Nevada known for its granite cliffs, alpine meadows, and proximity to Tokopah Falls within Sequoia National Park.
-
C.
Camelback Mountain
Camelback Mountain is a prominent landmark and popular hiking destination in the Phoenix, Arizona area, known for its distinctive camel-shaped silhouette and panoramic city views.
-
D.
Mineral King
Mineral King is a remote alpine valley in California’s Sierra Nevada renowned for its rugged mountain scenery, hiking trails, and historic mining sites.
-
E.
Fremont Peak
Fremont Peak is a prominent mountain summit in central California known for its panoramic views, state park, and historical significance to early explorers.
- 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 Lemmon Target entity description: Mount Lemmon is a prominent peak in Arizona’s Santa Catalina Mountains known for its scenic vistas, cooler alpine climate, and popular hiking, skiing, and astronomical observatories.
-
A.
Red Mountain
Red Mountain is a prominent ridge in Birmingham, Alabama, historically significant for its iron ore deposits that fueled the city’s steel industry and now known for its scenic overlooks and recreational areas.
-
B.
Tokopah Valley
Tokopah Valley is a scenic glacial valley in California’s Sierra Nevada known for its granite cliffs, alpine meadows, and proximity to Tokopah Falls within Sequoia National Park.
-
C.
Camelback Mountain
Camelback Mountain is a prominent landmark and popular hiking destination in the Phoenix, Arizona area, known for its distinctive camel-shaped silhouette and panoramic city views.
-
D.
Mineral King
Mineral King is a remote alpine valley in California’s Sierra Nevada renowned for its rugged mountain scenery, hiking trails, and historic mining sites.
-
E.
Fremont Peak
Fremont Peak is a prominent mountain summit in central California known for its panoramic views, state park, and historical significance to early explorers.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mountain
ⓘ
peak ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county |
Pima County, Arizona
ⓘ
surface form:
Pima County
|
| distanceFromTucson | approximately 30 miles northeast ⓘ |
| hasAccessRoad |
Catalina Highway
ⓘ
General Hitchcock Highway ⓘ |
| hasAstronomicalUse |
site for astronomical research
ⓘ
site for optical telescopes ⓘ site for public astronomy programs ⓘ |
| hasClimate | alpine climate ⓘ |
| hasFacility |
Mount Lemmon Observatory
ⓘ
Mount Lemmon Ski Valley ⓘ Mount Lemmon Observatory ⓘ
surface form:
Mount Lemmon SkyCenter
Summerhaven ⓘ campgrounds ⓘ picnic areas ⓘ |
| hasFeature |
coniferous forests
ⓘ
cooler temperatures than Tucson ⓘ rocky cliffs ⓘ scenic vistas ⓘ |
| hasRecreationActivity |
camping
ⓘ
hiking ⓘ road cycling ⓘ rock climbing ⓘ scenic driving ⓘ skiing ⓘ snowboarding ⓘ stargazing ⓘ |
| hasSummitElevation |
approximately 2,792 meters
ⓘ
approximately 9,159 feet ⓘ |
| hasVegetationZone |
Sonoran Desert scrub at lower elevations
ⓘ
mixed conifer forest near the summit ⓘ oak woodland at mid elevations ⓘ ponderosa pine forest at higher elevations ⓘ |
| isPopularFor |
day trips from Tucson
ⓘ
scenic photography ⓘ year-round outdoor recreation ⓘ |
| locatedIn |
Arizona
ⓘ
Pima County, Arizona ⓘ Santa Catalina Mountains ⓘ United States of America ⓘ
surface form:
United States
|
| mountainRange | Santa Catalina Mountains ⓘ |
| namedAfter | Sara Plummer Lemmon ⓘ |
| nearestCity |
Tucson
ⓘ
surface form:
Tucson, Arizona
|
| partOf |
Coronado National Forest
ⓘ
Santa Catalina Ranger District ⓘ |
| state | Arizona ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Mount Lemmon Description of subject: Mount Lemmon is a prominent peak in Arizona’s Santa Catalina Mountains known for its scenic vistas, cooler alpine climate, and popular hiking, skiing, and astronomical observatories.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.