John Hancock Tower, Boston

E63949

high-rise building modernist building office building skyscraper

John Hancock Tower in Boston is a prominent modernist skyscraper and the tallest building in New England, renowned for its sleek glass design.

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All labels observed (3)

Label	Occurrences
John Hancock Tower	16
John Hancock Tower, Boston canonical	3
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, Boston ⓘ surface form: John Hancock Tower
architect	Henry N. Cobb ⓘ
architecturalStyle	Modernism ⓘ
architectureFirm	I. M. Pei & Associates ⓘ surface form: I. M. Pei & Partners
awarded	American Institute of Architects Honor Award for Architecture ⓘ surface form: 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, Massachusetts ⓘ surface form: Boston
locatedInCountry	United States of America ⓘ surface form: United States
locatedInNeighborhood	Back Bay ⓘ
locatedInState	Massachusetts ⓘ
managedBy	Boston Properties ⓘ
material	concrete ⓘ glass curtain wall ⓘ steel ⓘ
nearbyLandmark	Copley Square, Boston ⓘ surface form: Copley Square Trinity Church in the City of Boston ⓘ surface form: Trinity Church, 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

Referenced by (20)

Full triples — surface form annotated when it differs from this entity's canonical label.

I. M. Pei → notableWork → John Hancock Tower, Boston ⓘ

Copley Square, Boston → hasNearbyLandmark → John Hancock Tower, Boston ⓘ

subject surface form: Copley Square