John Hancock Tower, Boston
E63949
John Hancock Tower in Boston is a prominent modernist skyscraper and the tallest building in New England, renowned for its sleek glass design.
All labels observed (4)
| Label | Occurrences |
|---|---|
| John Hancock Tower | 17 |
| John Hancock Tower, Boston canonical | 3 |
| John Hancock Tower (200 Clarendon Street) | 1 |
| John Hancock Tower in Boston | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T508662 — 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: John Hancock Tower, Boston Context triple: [I. M. Pei, notableWork, John Hancock Tower, Boston]
-
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.
Old Colony Building
The Old Colony Building is a historic Chicago skyscraper recognized as a significant example of late 19th-century commercial architecture.
-
C.
World Trade Center Boston
World Trade Center Boston is a major waterfront convention and exhibition center in Boston’s Seaport District that hosts conferences, trade shows, and large events.
-
D.
Monadnock Building
The Monadnock Building is a landmark late-19th-century Chicago skyscraper renowned for its massive load-bearing brick walls and its role in the development of modern high-rise architecture.
-
E.
Paul Revere House
The Paul Revere House is a historic colonial-era home in Boston that served as the residence of American patriot Paul Revere and is now a museum open to the public.
- 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: John Hancock Tower, Boston Target entity description: John Hancock Tower in Boston is a prominent modernist skyscraper and the tallest building in New England, renowned for its sleek glass design.
-
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.
Old Colony Building
The Old Colony Building is a historic Chicago skyscraper recognized as a significant example of late 19th-century commercial architecture.
-
C.
World Trade Center Boston
World Trade Center Boston is a major waterfront convention and exhibition center in Boston’s Seaport District that hosts conferences, trade shows, and large events.
-
D.
Monadnock Building
The Monadnock Building is a landmark late-19th-century Chicago skyscraper renowned for its massive load-bearing brick walls and its role in the development of modern high-rise architecture.
-
E.
Paul Revere House
The Paul Revere House is a historic colonial-era home in Boston that served as the residence of American patriot Paul Revere and is now a museum open to the public.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
high-rise building
ⓘ
modernist building ⓘ office building ⓘ skyscraper ⓘ |
| AIARecognition | listed among AIA’s favorite buildings in the United States ⓘ |
| alsoKnownAs |
200 Clarendon Street
ⓘ
Hancock Place ⓘ John Hancock Tower ⓘ
linked to:
John Hancock Tower, Boston
|
| architect | Henry N. Cobb ⓘ |
| architecturalStyle | Modernism ⓘ |
| architectureFirm |
I. M. Pei & Partners
ⓘ
linked to:
I. M. Pei & Associates
|
| awarded | American Institute of Architects National Honor Award ⓘ |
| citySkylineRole | dominant feature of Boston skyline ⓘ |
| constructionStartYear | 1968 ⓘ |
| coordinates | 42.3493° N, 71.0756° W ⓘ |
| developer | John Hancock Mutual Life Insurance Company ⓘ |
| elevatorCount | approx. 34 ⓘ |
| engineeringIssue | early glass panel failures in high winds ⓘ |
| engineeringRemedy | replacement and redesign of glass panels ⓘ |
| façadeType | reflective blue glass curtain wall ⓘ |
| floorArea | approximately 1,700,000 sq ft ⓘ |
| floorCount | 60 ⓘ |
| height |
240 m
ⓘ
790 ft ⓘ |
| locatedInCity |
Boston
ⓘ
linked to:
Boston, Massachusetts
|
| locatedInCountry |
United States
ⓘ
linked to:
United States of America
|
| locatedInNeighborhood | Back Bay ⓘ |
| locatedInState | Massachusetts ⓘ |
| managedBy | Boston Properties ⓘ |
| material |
concrete
ⓘ
glass curtain wall ⓘ steel ⓘ |
| nearbyLandmark |
Copley Square
ⓘ
linked to:
Copley Square, Boston
Trinity Church, Boston ⓘ
linked to:
Trinity Church in the City of Boston
|
| notableFor |
being the tallest building in New England
ⓘ
minimalist modernist design ⓘ sleek reflective glass façade ⓘ |
| owner | Boston Properties ⓘ |
| postalCode | 02116 ⓘ |
| rank | tallest building in Boston ⓘ |
| regionTallest | New England ⓘ |
| roofType | flat roof ⓘ |
| shape | slender parallelogram plan ⓘ |
| streetAddress | 200 Clarendon Street ⓘ |
| toppedOutYear | 1973 ⓘ |
| use |
commercial offices
ⓘ
observation space (upper floors, non-public) ⓘ |
| yearCompleted | 1976 ⓘ |
| zoningContext | Back Bay Historic District vicinity ⓘ |
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: John Hancock Tower, Boston Description of subject: John Hancock Tower in Boston is a prominent modernist skyscraper and the tallest building in New England, renowned for its sleek glass design.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Copley Square, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston
subject linked to:
Copley Place shopping mall (via passageways)
linked to: John Hancock Tower, Boston
linked to: John Hancock Tower, Boston