200 Clarendon Street
E307495
200 Clarendon Street is a prominent modernist skyscraper in Boston, Massachusetts, known as the tallest building in New England and a landmark of the city's skyline.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 200 Clarendon Street canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2896400 — 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: 200 Clarendon Street Context triple: [John Hancock Tower, Boston, alsoKnownAs, 200 Clarendon Street]
-
A.
Boston City Hall
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
-
B.
10½ Beacon Street
10½ Beacon Street is the historic Beacon Hill address in Boston that houses the renowned Boston Athenæum, one of the oldest independent libraries in the United States.
-
C.
The Dupont Circle Building
The Dupont Circle Building is a prominent historic office and commercial structure located at the busy Dupont Circle intersection in Washington, D.C.
-
D.
John Adams Building
The John Adams Building is one of the main Library of Congress structures in Washington, D.C., known for its Art Deco architecture and extensive research collections.
-
E.
Goodwin Building
The Goodwin Building is a historic wing of the Wadsworth Atheneum Museum of Art in Hartford, Connecticut, housing part of the museum’s art collections and galleries.
- 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: 200 Clarendon Street Target entity description: 200 Clarendon Street is a prominent modernist skyscraper in Boston, Massachusetts, known as the tallest building in New England and a landmark of the city's skyline.
-
A.
Boston City Hall
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
-
B.
10½ Beacon Street
10½ Beacon Street is the historic Beacon Hill address in Boston that houses the renowned Boston Athenæum, one of the oldest independent libraries in the United States.
-
C.
The Dupont Circle Building
The Dupont Circle Building is a prominent historic office and commercial structure located at the busy Dupont Circle intersection in Washington, D.C.
-
D.
John Adams Building
The John Adams Building is one of the main Library of Congress structures in Washington, D.C., known for its Art Deco architecture and extensive research collections.
-
E.
Goodwin Building
The Goodwin Building is a historic wing of the Wadsworth Atheneum Museum of Art in Hartford, Connecticut, housing part of the museum’s art collections and galleries.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
modernist building
ⓘ
office building ⓘ skyscraper ⓘ |
| address | 200 Clarendon Street, Boston, MA 02116 ⓘ |
| architect | Henry N. Cobb ⓘ |
| architecturalStyle | Modernism ⓘ |
| architectureFirm |
I. M. Pei & Partners
ⓘ
linked to:
I. M. Pei & Associates
|
| cityRankByHeight | tallest building in Boston ⓘ |
| constructionStart | 1968 ⓘ |
| coordinates | 42.349°N 71.076°W ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| developer | John Hancock Mutual Life Insurance Company ⓘ |
| elevatorCount | 30+ ⓘ |
| floorArea | approximately 2,000,000 sq ft ⓘ |
| floorCount | 60 ⓘ |
| formerName |
John Hancock Tower
ⓘ
linked to:
John Hancock Tower, Boston
|
| hasFunction |
commercial offices
ⓘ
observation and mechanical floors ⓘ |
| hasLandmarkStatus | Boston architectural landmark ⓘ |
| hasLighting | minimal exterior lighting ⓘ |
| hasPostalCode | 02116 ⓘ |
| hasShape | rectangular plan with chamfered corners ⓘ |
| hasStructuralSystem |
concrete core
ⓘ
steel frame ⓘ |
| height |
241 m
ⓘ
790 ft ⓘ |
| knownAs |
Hancock Place
ⓘ
Hancock Tower ⓘ |
| locatedIn |
Back Bay, Boston
ⓘ
linked to:
Back Bay
|
| location |
Boston, Massachusetts, United States
ⓘ
linked to:
Boston, Massachusetts
|
| material |
concrete
ⓘ
glass ⓘ steel ⓘ |
| neighboringLandmark |
Trinity Church in Copley Square
ⓘ
linked to:
Trinity Church in the City of Boston
|
| notableFor |
reflective blue glass curtain wall
ⓘ
slender rectangular form ⓘ |
| owner | Boston Properties ⓘ |
| partOf | Boston skyline ⓘ |
| region | New England ⓘ |
| regionalRankByHeight | tallest building in New England ⓘ |
| roofType | flat roof ⓘ |
| skylineRole | dominant vertical element in Back Bay ⓘ |
| status | completed ⓘ |
| structuralEngineer | LeMessurier Consultants ⓘ |
| usesCurtainWall | glass curtain wall system ⓘ |
| yearCompleted | 1976 ⓘ |
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: 200 Clarendon Street Description of subject: 200 Clarendon Street is a prominent modernist skyscraper in Boston, Massachusetts, known as the tallest building in New England and a landmark of the city's skyline.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.