Cecil and Ida Green Building
E230614
The Cecil and Ida Green Building is MIT’s iconic tall concrete structure that houses the Department of Earth, Atmospheric and Planetary Sciences and is a prominent feature of the Cambridge campus skyline.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cecil and Ida Green Building canonical | 3 |
| Ida Green Communication Center (various institutions) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2076735 — 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: Cecil and Ida Green Building Context triple: [MIT Building 54, alsoKnownAs, Cecil and Ida Green Building]
-
A.
Greene Building
The Greene Building is a prominent academic facility at Rensselaer Polytechnic Institute, primarily associated with architecture and related design disciplines.
-
B.
Lehmann Building
The Lehmann Building is a facility within the Missouri Botanical Garden complex, likely used for administrative, educational, or research purposes supporting the garden’s botanical mission.
-
C.
Ricketts Building
The Ricketts Building is an academic facility at Rensselaer Polytechnic Institute that houses classrooms, laboratories, and offices for engineering and science programs.
-
D.
McClurg Building
The McClurg Building is a historic Chicago commercial structure recognized as a significant example of early skyscraper design by the architectural firm Holabird & Roche.
-
E.
Roger Stevens Building
The Roger Stevens Building is a prominent modernist lecture theatre complex at the University of Leeds, noted for its distinctive brutalist architecture and central role in campus teaching.
- 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: Cecil and Ida Green Building Target entity description: The Cecil and Ida Green Building is MIT’s iconic tall concrete structure that houses the Department of Earth, Atmospheric and Planetary Sciences and is a prominent feature of the Cambridge campus skyline.
-
A.
Greene Building
The Greene Building is a prominent academic facility at Rensselaer Polytechnic Institute, primarily associated with architecture and related design disciplines.
-
B.
Lehmann Building
The Lehmann Building is a facility within the Missouri Botanical Garden complex, likely used for administrative, educational, or research purposes supporting the garden’s botanical mission.
-
C.
Ricketts Building
The Ricketts Building is an academic facility at Rensselaer Polytechnic Institute that houses classrooms, laboratories, and offices for engineering and science programs.
-
D.
McClurg Building
The McClurg Building is a historic Chicago commercial structure recognized as a significant example of early skyscraper design by the architectural firm Holabird & Roche.
-
E.
Roger Stevens Building
The Roger Stevens Building is a prominent modernist lecture theatre complex at the University of Leeds, noted for its distinctive brutalist architecture and central role in campus teaching.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
MIT building
ⓘ
academic building ⓘ high-rise building ⓘ research facility ⓘ |
| architect | I. M. Pei ⓘ |
| architecturalStyle | Brutalist architecture ⓘ |
| campus |
MIT main campus
ⓘ
linked to:
MIT Cambridge campus
|
| campusAddress | MIT Building 54 ⓘ |
| campusArea | east side of MIT campus ⓘ |
| campusLandmark | MIT skyline ⓘ |
| city |
Cambridge
ⓘ
linked to:
CAMBRIDGE
|
| coordinates | 42.3592°N 71.0905°W ⓘ |
| country | United States of America ⓘ |
| designerAffiliation |
I. M. Pei & Partners
ⓘ
linked to:
I. M. Pei & Associates
|
| floorCount | about 21 stories ⓘ |
| function |
atmospheric sciences research
ⓘ
earth sciences research ⓘ planetary sciences research ⓘ |
| fundedBy |
Cecil H. Green and Ida Green
ⓘ
linked to:
Cecil H. Green
|
| hasFacility |
classrooms and seminar rooms
ⓘ
faculty offices ⓘ research laboratories ⓘ rooftop meteorological instruments ⓘ |
| hasNickname | Green Building ⓘ |
| hasUse |
academic research
ⓘ
higher education ⓘ |
| height | about 295 feet ⓘ |
| houses | MIT Department of Earth, Atmospheric and Planetary Sciences ⓘ |
| isIconicFor | MIT Department of Earth, Atmospheric and Planetary Sciences ⓘ |
| locatedIn | Massachusetts Institute of Technology ⓘ |
| locatedInCity | Cambridge, Massachusetts ⓘ |
| locatedInCountry |
United States
ⓘ
linked to:
United States of America
|
| material | reinforced concrete ⓘ |
| namedAfter |
Cecil H. Green
NERFINISHED
ⓘ
Ida Green ⓘ |
| notableFeature |
open ground-level pilotis
ⓘ
slender concrete tower form ⓘ tallest building on the MIT campus ⓘ |
| officialName | Cecil and Ida Green Building ⓘ |
| opened | 1964 ⓘ |
| owner | Massachusetts Institute of Technology ⓘ |
| primaryUse |
classrooms
ⓘ
offices and laboratories ⓘ |
| shortName | Green Building ⓘ |
| state | Massachusetts ⓘ |
| structuralSystem | reinforced concrete frame ⓘ |
| visualRole | prominent feature of the Cambridge skyline ⓘ |
| yearCompleted | 1964 ⓘ |
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: Cecil and Ida Green Building Description of subject: The Cecil and Ida Green Building is MIT’s iconic tall concrete structure that houses the Department of Earth, Atmospheric and Planetary Sciences and is a prominent feature of the Cambridge campus skyline.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Cecil and Ida Green Building