Upper Geyser Basin
E451249
Upper Geyser Basin is a highly active geothermal area in Yellowstone National Park, renowned for its dense concentration of geysers and hot springs, including the famous Old Faithful.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Upper Geyser Basin canonical | 3 |
| Old Faithful area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4541527 — 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: Upper Geyser Basin Context triple: [Old Faithful Inn, hasView, Upper Geyser Basin]
-
A.
Norris Geyser Basin
Norris Geyser Basin is one of Yellowstone’s hottest and most dynamic geothermal areas, known for its acidic hot springs, fumaroles, and some of the world’s tallest active geysers.
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B.
Yellowstone
Yellowstone is a popular contemporary American television drama series centered on a powerful ranching family in Montana, known for its intense conflicts over land, power, and legacy.
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C.
Heber Geothermal Field
Heber Geothermal Field is a significant geothermal resource area in Southern California’s Imperial Valley, known for its high-temperature reservoirs used for electric power generation.
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D.
Yellowstone Caldera
Yellowstone Caldera is a massive volcanic supervolcano in the Yellowstone region, renowned for its geothermal features and potential for extremely large, explosive eruptions.
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E.
Valley of Geysers region
The Valley of Geysers region is a remote, geothermal valley in Russia’s Kamchatka Peninsula famed for its dense concentration of geysers, hot springs, and volcanic landscapes within a UNESCO-listed wilderness.
- 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: Upper Geyser Basin Target entity description: Upper Geyser Basin is a highly active geothermal area in Yellowstone National Park, renowned for its dense concentration of geysers and hot springs, including the famous Old Faithful.
-
A.
Norris Geyser Basin
Norris Geyser Basin is one of Yellowstone’s hottest and most dynamic geothermal areas, known for its acidic hot springs, fumaroles, and some of the world’s tallest active geysers.
-
B.
Yellowstone
Yellowstone is a popular contemporary American television drama series centered on a powerful ranching family in Montana, known for its intense conflicts over land, power, and legacy.
-
C.
Heber Geothermal Field
Heber Geothermal Field is a significant geothermal resource area in Southern California’s Imperial Valley, known for its high-temperature reservoirs used for electric power generation.
-
D.
Yellowstone Caldera
Yellowstone Caldera is a massive volcanic supervolcano in the Yellowstone region, renowned for its geothermal features and potential for extremely large, explosive eruptions.
-
E.
Valley of Geysers region
The Valley of Geysers region is a remote, geothermal valley in Russia’s Kamchatka Peninsula famed for its dense concentration of geysers, hot springs, and volcanic landscapes within a UNESCO-listed wilderness.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
geothermal area
ⓘ
geyser basin ⓘ tourist attraction ⓘ |
| drainedBy | Firehole River NERFINISHED ⓘ |
| geologicalSetting |
on the Yellowstone Plateau
ⓘ
within a volcanic caldera ⓘ |
| hasCharacteristic |
frequent geyser eruptions
ⓘ
high concentration of geysers ⓘ high concentration of hot springs ⓘ |
| hasInfrastructure |
boardwalk trail network
ⓘ
interpretive signage ⓘ |
| hasNotableFeature |
Beauty Pool
NERFINISHED
ⓘ
Beehive Geyser NERFINISHED ⓘ Belgian Pool NERFINISHED ⓘ Biscuit Basin NERFINISHED ⓘ Black Sand Basin NERFINISHED ⓘ Castle Geyser NERFINISHED ⓘ Chromatic Pool NERFINISHED ⓘ Daisy Geyser NERFINISHED ⓘ Doublet Pool NERFINISHED ⓘ Economic Geyser NERFINISHED ⓘ Fan and Mortar Geysers NERFINISHED ⓘ Firehole River NERFINISHED ⓘ Giant Geyser NERFINISHED ⓘ Giantess Geyser NERFINISHED ⓘ Grand Geyser NERFINISHED ⓘ Grotto Geyser NERFINISHED ⓘ Heart Spring NERFINISHED ⓘ Lion Geyser Group NERFINISHED ⓘ Morning Glory Pool NERFINISHED ⓘ Oblong Geyser NERFINISHED ⓘ Old Faithful Geyser NERFINISHED ⓘ Plume Geyser NERFINISHED ⓘ Punch Bowl Spring NERFINISHED ⓘ Riverside Geyser NERFINISHED ⓘ Sapphire Pool NERFINISHED ⓘ Sawmill Geyser NERFINISHED ⓘ Sentinel Meadows NERFINISHED ⓘ Spasmodic Geyser NERFINISHED ⓘ Splendid Geyser NERFINISHED ⓘ |
| isOneOf |
most active geyser basins in Yellowstone
ⓘ
world’s largest concentrations of active geysers ⓘ |
| locatedIn |
Teton County, Wyoming
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
Wyoming ⓘ Yellowstone National Park NERFINISHED ⓘ |
| managedBy |
National Park Service
ⓘ
surface form:
U.S. National Park Service
|
| partOf |
Upper Geyser Basin–Old Faithful area
NERFINISHED
ⓘ
Yellowstone Caldera NERFINISHED ⓘ |
| popularFor |
geothermal sightseeing
ⓘ
geyser watching ⓘ nature photography ⓘ |
| primaryAccessPoint | Old Faithful area NERFINISHED ⓘ |
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: Upper Geyser Basin Description of subject: Upper Geyser Basin is a highly active geothermal area in Yellowstone National Park, renowned for its dense concentration of geysers and hot springs, including the famous Old Faithful.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Old Faithful
this entity surface form:
Old Faithful area