Midway Geyser Basin
E705683
Midway Geyser Basin is a geothermal area in Yellowstone National Park famed for its colorful hot springs and other hydrothermal features.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Midway Geyser Basin canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7881127 — 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: Midway Geyser Basin Context triple: [Grand Prismatic Spring, locatedIn, Midway 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.
-
B.
Upper Geyser Basin
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.
-
C.
El Tatio geyser field
El Tatio geyser field is a high-altitude geothermal area in northern Chile’s Andes, famous for its numerous active geysers, steaming fumaroles, and dramatic sunrise landscapes.
-
D.
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.
-
E.
Mammoth Hot Springs
Mammoth Hot Springs is a large, terraced geothermal area in Yellowstone known for its colorful travertine formations and steaming hot springs.
- 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: Midway Geyser Basin Target entity description: Midway Geyser Basin is a geothermal area in Yellowstone National Park famed for its colorful hot springs and other hydrothermal features.
-
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.
Upper Geyser Basin
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.
-
C.
El Tatio geyser field
El Tatio geyser field is a high-altitude geothermal area in northern Chile’s Andes, famous for its numerous active geysers, steaming fumaroles, and dramatic sunrise landscapes.
-
D.
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.
-
E.
Mammoth Hot Springs
Mammoth Hot Springs is a large, terraced geothermal area in Yellowstone known for its colorful travertine formations and steaming hot springs.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | geothermal area ⓘ |
| access | Grand Loop Road ⓘ |
| climate | continental subalpine climate ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| ecosystem |
extremophile bacteria
ⓘ
thermophilic algae ⓘ thermophilic microorganisms ⓘ |
| formationProcess | hydrothermal alteration of volcanic rocks ⓘ |
| geologicalSetting |
Yellowstone hotspot
ⓘ
linked to:
Yellowstone hotspot track
volcanic plateau ⓘ |
| hasHydrothermalFeature |
Excelsior Geyser Crater
ⓘ
Grand Prismatic Spring ⓘ Opal Pool ⓘ Turquoise Pool ⓘ fumaroles ⓘ hot springs ⓘ runoff channels ⓘ |
| hasNotableFeature |
colorful microbial mats
ⓘ
siliceous sinter deposits ⓘ steam clouds ⓘ vividly colored hot springs ⓘ |
| hasTrail | boardwalk trail ⓘ |
| hasViewpoint | overlook on hillside southwest of Grand Prismatic Spring ⓘ |
| heatSource | shallow magma chamber beneath Yellowstone ⓘ |
| interpretiveServices | educational signage ⓘ |
| knownFor |
Grand Prismatic Spring
ⓘ
hydrothermal runoff patterns ⓘ large colorful hot springs ⓘ |
| languageOfSignage | English ⓘ |
| locatedIn |
Teton County, Wyoming
ⓘ
United States ⓘ
linked to:
United States of America
Wyoming ⓘ Yellowstone National Park ⓘ |
| management |
U.S. National Park Service
ⓘ
linked to:
National Park Service
|
| nearbyFeature |
Firehole River
ⓘ
Lower Geyser Basin ⓘ Upper Geyser Basin ⓘ |
| partOf |
Upper Geyser Basin region
ⓘ
linked to:
Upper Geyser Basin
Yellowstone Caldera ⓘ |
| photography | iconic landscape photography site ⓘ |
| protectedArea | Yellowstone National Park ⓘ |
| regulation | off-boardwalk travel prohibited ⓘ |
| safetyConcern |
scalding water
ⓘ
thin sinter crust ⓘ |
| tourism | popular visitor destination ⓘ |
| waterSource | precipitation-fed groundwater system ⓘ |
| waterType | thermal water ⓘ |
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: Midway Geyser Basin Description of subject: Midway Geyser Basin is a geothermal area in Yellowstone National Park famed for its colorful hot springs and other hydrothermal features.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.