IA
E79146
IA is the standard two-letter U.S. Postal Service abbreviation for the state of Iowa.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T631719 — 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: IA Context triple: [Iowa, abbreviation, IA]
-
A.
IAS
IAS is India’s premier civil service responsible for administrative leadership and implementation of government policies at the central and state levels.
-
B.
SI
SI is the abbreviation for Skeptical Inquirer, a magazine devoted to scientific skepticism, critical thinking, and the investigation of extraordinary claims.
-
C.
IS
IS is the two-letter ISO 3166-1 alpha-2 country code representing Iceland in international standards and systems.
-
D.
RI
RI is the standard two-letter United States Postal Service abbreviation for the state of Rhode Island.
-
E.
DA
DA is the official abbreviation for the United States Department of the Army, the federal agency responsible for organizing, training, and equipping the U.S. Army.
- 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: IA Target entity description: IA is the standard two-letter U.S. Postal Service abbreviation for the state of Iowa.
-
A.
IAS
IAS is India’s premier civil service responsible for administrative leadership and implementation of government policies at the central and state levels.
-
B.
SI
SI is the abbreviation for Skeptical Inquirer, a magazine devoted to scientific skepticism, critical thinking, and the investigation of extraordinary claims.
-
C.
IS
IS is the two-letter ISO 3166-1 alpha-2 country code representing Iceland in international standards and systems.
-
D.
RI
RI is the standard two-letter United States Postal Service abbreviation for the state of Rhode Island.
-
E.
DA
DA is the official abbreviation for the United States Department of the Army, the federal agency responsible for organizing, training, and equipping the U.S. Army.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | United States Postal Service state abbreviation ⓘ |
| appliesTo |
Iowa
ⓘ
U.S. state ⓘ |
| associatedWithCapital |
Des Moines
ⓘ
linked to:
Des Moines, Iowa
|
| associatedWithSubdivisionCode | US-IA ⓘ |
| associatedWithTimeZone | Central Time Zone ⓘ |
| codeType | postal abbreviation ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| distinctFrom |
IA (other meanings)
ⓘ
Iowa (full state name) ⓘ
linked to:
Iowa
|
| firstLetter | I ⓘ |
| format | two-letter code ⓘ |
| hasLength | 2 characters ⓘ |
| introducedBy | United States Postal Service ⓘ |
| isPartOfStandard | USPS two-letter state and territory abbreviations ⓘ |
| language | English ⓘ |
| letterCase | uppercase ⓘ |
| regionType | state ⓘ |
| represents | Iowa ⓘ |
| script | Latin alphabet ⓘ |
| secondLetter | A ⓘ |
| usedBy | United States Postal Service ⓘ |
| usedIn |
ZIP code addressing
ⓘ
mail addressing ⓘ postal sorting ⓘ |
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: IA Description of subject: IA is the standard two-letter U.S. Postal Service abbreviation for the state of Iowa.
Referenced by (35)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
IC
linked to: IA
subject linked to:
Iowa and Illinois
subject linked to:
Marion County
subject linked to:
Marne
subject linked to:
Brooklyn