Triple

T164442

Position	Surface form	Disambiguated ID	Type / Status
Subject	KIAD	`E2980`	entity
Predicate	associatedIATAcode	`P2569`	FINISHED
Object	IAD IAD is the IATA airport code for Washington Dulles International Airport, a major hub serving the Washington, D.C. metropolitan area.	`E20193`	NE FINISHED

How this triple was built (5 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini

Instruction

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Input

Phrase: IAD | Statement: [KIAD, associatedIATAcode, IAD]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: IAD
Context triple: [KIAD, associatedIATAcode, IAD]

A. Terminal 3
Terminal 3 is one of the passenger terminals at Paris Charles de Gaulle Airport, primarily serving low-cost and charter airlines.
B. Terminal 3
Terminal 3 is one of the passenger terminals at Manchester Airport, serving a range of domestic and international flights with dedicated check-in, security, and boarding facilities.
C. Terminal 3
Terminal 3 is one of the passenger terminals at Los Angeles International Airport, serving as a hub for several domestic and international airline operations.
D. Terminal 5
Terminal 5 is a major passenger terminal at John F. Kennedy International Airport in New York City, known for serving as the primary hub for JetBlue Airways.
E. Terminal 5
Terminal 5 is one of the passenger terminals at Los Angeles International Airport, serving a mix of domestic and some international flights with various airlines and amenities.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: IAD
Triple: [KIAD, associatedIATAcode, IAD]

Generated description

IAD is the IATA airport code for Washington Dulles International Airport, a major hub serving the Washington, D.C. metropolitan area.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: IAD
Target entity description: IAD is the IATA airport code for Washington Dulles International Airport, a major hub serving the Washington, D.C. metropolitan area.

A. Terminal 3
Terminal 3 is one of the passenger terminals at Paris Charles de Gaulle Airport, primarily serving low-cost and charter airlines.
B. Terminal 3
Terminal 3 is one of the passenger terminals at Los Angeles International Airport, serving as a hub for several domestic and international airline operations.
C. Terminal 3
Terminal 3 is one of the passenger terminals at Manchester Airport, serving a range of domestic and international flights with dedicated check-in, security, and boarding facilities.
D. Terminal 5
Terminal 5 is a major passenger terminal at John F. Kennedy International Airport in New York City, known for serving as the primary hub for JetBlue Airways.
E. Terminal 5
Terminal 5 is one of the passenger terminals at Los Angeles International Airport, serving a mix of domestic and some international flights with various airlines and amenities.
F. None of above. chosen

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: associatedIATAcode
Context triple: [KIAD, associatedIATAcode, IAD]

A. IATAcode
Indicates the three-letter IATA airport or airline code assigned to the entity.
B. hasIATAcode chosen
Indicates that an entity, typically a transportation facility like an airport, is associated with a specific IATA (International Air Transport Association) code.
C. ICAOcode
Indicates that an entity is identified by a specific four-letter airport or aerodrome code assigned by the International Civil Aviation Organization (ICAO).
D. servesAirlineAlliance
Indicates that an airline operates flights on behalf of, or under the branding of, a specific airline alliance.
E. ISOCode
Indicates that an entity is associated with a specific standardized code defined by the International Organization for Standardization (ISO).
F. None of above.

Provenance (6 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step	Stage	Batch ID	Status	When
creating	Elicitation	`batch_69a2524ce1e48190ab066bf72859f474`	completed	Feb. 28, 2026, 2:26 a.m.
NER	Named-entity recognition	`batch_69a258827da481909b20ea5e9d21676f`	completed	Feb. 28, 2026, 2:52 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a2d73560588190b7cb099b70b4e60d`	completed	Feb. 28, 2026, 11:53 a.m.
NEDg	Description generation	`batch_69a2d8b160c081908d3ebfdc374dc219`	completed	Feb. 28, 2026, 11:59 a.m.
NED2	Entity disambiguation (via description)	`batch_69a2d936f53481909da9fff941ffbc22`	completed	Feb. 28, 2026, 12:01 p.m.
PD	Predicate disambiguation	`batch_69a2566392208190a538ea9aa1fac53e`	completed	Feb. 28, 2026, 2:43 a.m.

Created at: Feb. 28, 2026, 2:34 a.m.