Powell–Hyde line
E6134
The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Powell–Hyde line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T70777 — 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: Powell–Hyde line Context triple: [San Francisco cable car system, hasLine, Powell–Hyde line]
-
A.
McClintock
McClintock is a surname most notably associated with Barbara McClintock, the pioneering American cytogeneticist and Nobel Prize laureate recognized for her discovery of genetic transposition.
-
B.
Boric
Boric is the surname of Gabriel Boric, the Chilean politician who became one of the world’s youngest heads of state when he was elected President of Chile.
-
C.
Excelsior
Excelsior is the Latin state motto of New York, meaning "ever upward" and symbolizing aspiration and continual progress.
-
D.
Lawrence
Lawrence is a historic mill city in northeastern Massachusetts that developed as a major textile manufacturing center along the Merrimack River.
-
E.
Porter
Porter is a transit station in Cambridge, Massachusetts that serves both MBTA commuter rail and Red Line subway services.
- 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: Powell–Hyde line Target entity description: The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
-
A.
Barton
Barton is the middle name of William Barton Rogers, the American scientist and educator who founded the Massachusetts Institute of Technology (MIT).
-
B.
McClintock
McClintock is a surname most notably associated with Barbara McClintock, the pioneering American cytogeneticist and Nobel Prize laureate recognized for her discovery of genetic transposition.
-
C.
Frick
Frick is a surname most prominently associated with American industrialist and art patron Henry Clay Frick.
-
D.
Bladon
Bladon is a village in Oxfordshire, England, best known as the burial place of Sir Winston Churchill.
-
E.
Boric
Boric is the surname of Gabriel Boric, the Chilean politician who became one of the world’s youngest heads of state when he was elected President of Chile.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
cable car line
ⓘ
public transport route ⓘ tourist attraction ⓘ |
| alsoUsedBy | local commuters ⓘ |
| citySymbol | iconic San Francisco attraction ⓘ |
| connectsTo |
California Street line
ⓘ
surface form:
California Street cable car line
San Francisco Muni ⓘ
surface form:
Muni Metro
Muni bus network ⓘ Powell–Mason line ⓘ |
| electrification | none ⓘ |
| fareCategory | premium transit service ⓘ |
| fareSystem | Muni fare system ⓘ |
| feature |
open-sided cable cars
ⓘ
steep gradients ⓘ |
| followsStreet |
Hyde Street
ⓘ
Mason Street ⓘ
surface form:
Jackson Street
Powell Street ⓘ Washington Street ⓘ |
| heritageStatus | historic transit line ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
San Francisco ⓘ United States of America ⓘ
surface form:
United States
|
| notableView |
Alcatraz Island
ⓘ
Aquatic Park ⓘ Russian Hill ⓘ San Francisco Bay ⓘ |
| operatedBy |
San Francisco Muni
ⓘ
surface form:
San Francisco Municipal Railway
|
| ownedBy |
San Francisco County
ⓘ
surface form:
City and County of San Francisco
|
| partOf |
San Francisco Muni
ⓘ
surface form:
San Francisco Municipal Railway network
|
| passesOver | Nob Hill ⓘ |
| primaryUse | tourist service ⓘ |
| propulsion | cable haulage ⓘ |
| runsFrom |
Powell Street terminal
ⓘ
surface form:
Powell Street near Union Square
|
| runsTo |
Hyde Street
ⓘ
surface form:
Hyde Street at Aquatic Park
|
| safetySystem | manual grip and braking ⓘ |
| serviceType | scheduled transit service ⓘ |
| shortName | PH ⓘ |
| status | operational ⓘ |
| system | San Francisco cable car system ⓘ |
| terminus |
Hyde Street terminal
ⓘ
Powell Street terminal ⓘ |
| terminusArea |
Fisherman’s Wharf
ⓘ
Union Square ⓘ |
| tourismImportance | major visitor draw in San Francisco ⓘ |
| trackGauge | 3 ft 6 in ⓘ |
| transportMode | cable car ⓘ |
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: Powell–Hyde line Description of subject: The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.