Hudson Tubes
E496874
The Hudson Tubes are a set of early 20th-century underwater rail tunnels beneath the Hudson River that now form the core of the PATH rapid transit system linking New York City and New Jersey.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hudson Tubes canonical | 1 |
| downtown Hudson Tubes | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5135275 — 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: Hudson Tubes Context triple: [Hudson and Manhattan Railroad, alsoKnownAs, Hudson Tubes]
-
A.
Sloan Valve Company
Sloan Valve Company is an American manufacturer best known for its commercial plumbing products, particularly flush valves and water-efficient fixtures used in public and institutional restrooms.
-
B.
Goulds
Goulds is a suburban community within the city of St. John’s in Newfoundland and Labrador, Canada.
-
C.
Litton Industries
Litton Industries was a major American conglomerate best known for its diversified operations in electronics, defense, and industrial manufacturing during the mid-20th century.
-
D.
Brinkman
Brinkman is a surname of Germanic origin borne by various notable individuals across fields such as sports, politics, and the arts.
-
E.
Humphrey-Weidman Company
The Humphrey-Weidman Company was a pioneering American modern dance company founded by choreographers Doris Humphrey and Charles Weidman, known for developing innovative movement techniques and shaping early 20th-century modern dance.
- 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: Hudson Tubes Target entity description: The Hudson Tubes are a set of early 20th-century underwater rail tunnels beneath the Hudson River that now form the core of the PATH rapid transit system linking New York City and New Jersey.
-
A.
Sloan Valve Company
Sloan Valve Company is an American manufacturer best known for its commercial plumbing products, particularly flush valves and water-efficient fixtures used in public and institutional restrooms.
-
B.
Goulds
Goulds is a suburban community within the city of St. John’s in Newfoundland and Labrador, Canada.
-
C.
Litton Industries
Litton Industries was a major American conglomerate best known for its diversified operations in electronics, defense, and industrial manufacturing during the mid-20th century.
-
D.
Brinkman
Brinkman is a surname of Germanic origin borne by various notable individuals across fields such as sports, politics, and the arts.
-
E.
Humphrey-Weidman Company
The Humphrey-Weidman Company was a pioneering American modern dance company founded by choreographers Doris Humphrey and Charles Weidman, known for developing innovative movement techniques and shaping early 20th-century modern dance.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
rail tunnel system
ⓘ
subway tunnel ⓘ transport infrastructure ⓘ underwater tunnel ⓘ |
| builtFor | Hudson and Manhattan Railroad ⓘ |
| connects |
Hoboken
ⓘ
Jersey City ⓘ Manhattan ⓘ New Jersey ⓘ
linked to:
New Jersey, United States
New York City ⓘ |
| constructionResumed | 1902 ⓘ |
| constructionStartDate |
1874
ⓘ
1890 ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crosses | Hudson River ⓘ |
| electrification | third rail ⓘ |
| era | early 20th century ⓘ |
| formsCoreOf | PATH rapid transit system ⓘ |
| hasSection |
downtown Hudson Tubes
ⓘ
linked to:
Hudson Tubes
uptown Hudson Tubes ⓘ |
| locatedIn |
Hudson River
ⓘ
New Jersey ⓘ
linked to:
New Jersey, United States
New York City ⓘ |
| locatedUnder | Hudson River bed ⓘ |
| notableFor | being among the earliest underwater urban rail tunnels in the United States ⓘ |
| openedAs |
Hudson and Manhattan Railroad tunnels
ⓘ
linked to:
Hudson River tunnels
|
| openingDate |
1908
ⓘ
1909 ⓘ |
| operator | Port Authority of New York and New Jersey ⓘ |
| originalOperator | Hudson and Manhattan Railroad ⓘ |
| ownedBy | Port Authority of New York and New Jersey ⓘ |
| partOf | PATH ⓘ |
| railGauge | standard gauge ⓘ |
| serves |
PATH Hoboken–33rd Street line
ⓘ
linked to:
Hoboken–33rd Street line
PATH Hoboken–World Trade Center line ⓘ
linked to:
Hoboken–World Trade Center line
PATH Journal Square–33rd Street line ⓘ
linked to:
Journal Square–33rd Street line
PATH Newark–World Trade Center line ⓘ
linked to:
Newark–World Trade Center line
|
| servesStation |
14th Street PATH station
ⓘ
23rd Street PATH station ⓘ
linked to:
23rd Street station
33rd Street PATH station ⓘ
linked to:
33rd Street station (PATH)
9th Street PATH station ⓘ
linked to:
9th Street station
Christopher Street PATH station ⓘ
linked to:
Christopher Street station
Exchange Place PATH station ⓘ
linked to:
Exchange Place station
Hoboken Terminal ⓘ Journal Square Transportation Center ⓘ Newark Penn Station ⓘ World Trade Center PATH station ⓘ
linked to:
World Trade Center station
|
| tunnelType | cast-iron tube tunnel ⓘ |
| usedBy | PATH ⓘ |
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: Hudson Tubes Description of subject: The Hudson Tubes are a set of early 20th-century underwater rail tunnels beneath the Hudson River that now form the core of the PATH rapid transit system linking New York City and New Jersey.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hudson Tubes