Quincy No. 2 Shaft-Rockhouse
E884944
Quincy No. 2 Shaft-Rockhouse is a historic copper mine shaft and rockhouse structure in Michigan’s Keweenaw Peninsula, notable as a prominent remnant of the Quincy Mine’s industrial operations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Quincy No. 2 Shaft-Rockhouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10773621 — 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: Quincy No. 2 Shaft-Rockhouse Context triple: [Quincy Mine, hasStructure, Quincy No. 2 Shaft-Rockhouse]
-
A.
Quincy Unit
Quincy Unit is a historically significant section of Michigan’s Keweenaw National Historical Park that preserves and interprets the legacy of the Quincy Mining Company and the region’s copper mining heritage.
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B.
Quincy City Hall
Quincy City Hall is the historic municipal government building of Quincy, Massachusetts, serving as the center of the city's administrative and civic activities.
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C.
Quincy House
Quincy House is one of Harvard College’s twelve undergraduate residential houses, known for its modern architecture and active house community.
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D.
Downtown Quincy Historic District
Downtown Quincy Historic District is a nationally recognized historic commercial and civic core of Quincy, Illinois, noted for its 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
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E.
Kennecott Mill Building
The Kennecott Mill Building is a historic copper processing mill in the former company town of Kennecott, Alaska, renowned as one of the most iconic industrial ruins within the Kennecott Mines National Historic Landmark.
- 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: Quincy No. 2 Shaft-Rockhouse Target entity description: Quincy No. 2 Shaft-Rockhouse is a historic copper mine shaft and rockhouse structure in Michigan’s Keweenaw Peninsula, notable as a prominent remnant of the Quincy Mine’s industrial operations.
-
A.
Quincy Unit
Quincy Unit is a historically significant section of Michigan’s Keweenaw National Historical Park that preserves and interprets the legacy of the Quincy Mining Company and the region’s copper mining heritage.
-
B.
Quincy City Hall
Quincy City Hall is the historic municipal government building of Quincy, Massachusetts, serving as the center of the city's administrative and civic activities.
-
C.
Quincy House
Quincy House is one of Harvard College’s twelve undergraduate residential houses, known for its modern architecture and active house community.
-
D.
Downtown Quincy Historic District
Downtown Quincy Historic District is a nationally recognized historic commercial and civic core of Quincy, Illinois, noted for its 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
-
E.
Kennecott Mill Building
The Kennecott Mill Building is a historic copper processing mill in the former company town of Kennecott, Alaska, renowned as one of the most iconic industrial ruins within the Kennecott Mines National Historic Landmark.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
copper mining facility
ⓘ
historic industrial building ⓘ mine shaft structure ⓘ rockhouse ⓘ |
| architecturalStyle | industrial vernacular ⓘ |
| associatedWith |
Keweenaw National Historical Park
NERFINISHED
ⓘ
Lake Superior copper district ⓘ Quincy Mine Hoist Association NERFINISHED ⓘ |
| associatedWithIndustry | copper mining ⓘ |
| category |
industrial heritage site
ⓘ
mining infrastructure ⓘ |
| condition | standing ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| culturalSignificance | symbol of the Copper Country’s mining heritage ⓘ |
| era | late 19th and early 20th century industrialization ⓘ |
| hasPart |
mine shaft
ⓘ
rockhouse superstructure ⓘ |
| hasView | Portage Lake Lift Bridge area NERFINISHED ⓘ |
| heritageDesignation |
contributing property to Quincy Mining Company National Historic Landmark District
ⓘ
listed on the National Register of Historic Places ⓘ |
| locatedIn |
Houghton County, Michigan
NERFINISHED
ⓘ
Keweenaw Peninsula NERFINISHED ⓘ Michigan NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| locatedNear |
Hancock, Michigan
NERFINISHED
ⓘ
Portage Lake NERFINISHED ⓘ |
| locatedOn | Quincy Hill NERFINISHED ⓘ |
| managedBy | Keweenaw National Historical Park (in partnership) NERFINISHED ⓘ |
| materialUsed |
concrete
ⓘ
corrugated metal sheathing ⓘ steel ⓘ |
| namedAfter | Quincy Mine No. 2 shaft NERFINISHED ⓘ |
| openToPublic | yes ⓘ |
| operator | Quincy Mining Company NERFINISHED ⓘ |
| ownedBy | Quincy Mining Company NERFINISHED ⓘ |
| partOf |
Quincy Mine
NERFINISHED
ⓘ
Quincy Mining Company National Historic Landmark District ⓘ |
| region | Upper Peninsula of Michigan NERFINISHED ⓘ |
| significance |
prominent remnant of Quincy Mine’s industrial operations
ⓘ
represents large-scale underground copper mining technology ⓘ |
| status | preserved structure ⓘ |
| touristAttraction | yes ⓘ |
| transportLinks | connected historically to surface rail and tram systems for ore movement ⓘ |
| usedFor |
hoisting copper ore from underground
ⓘ
initial handling and sorting of mined rock ⓘ interpretive tours about copper mining history ⓘ |
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: Quincy No. 2 Shaft-Rockhouse Description of subject: Quincy No. 2 Shaft-Rockhouse is a historic copper mine shaft and rockhouse structure in Michigan’s Keweenaw Peninsula, notable as a prominent remnant of the Quincy Mine’s industrial operations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.