Triple
T5521373
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dulles International Airport station |
E144815
|
entity |
| Predicate | servesAirport |
P6864
|
FINISHED |
| Object | IAD |
E20193
|
NE FINISHED |
How this triple was built (2 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: [Dulles International Airport station, servesAirport, IAD]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IAD Context triple: [Dulles International Airport station, servesAirport, IAD]
-
A.
IAD
chosen
IAD is the IATA airport code for Washington Dulles International Airport, a major hub serving the Washington, D.C. metropolitan area.
-
B.
HEF Airport
HEF Airport is the regional public airport serving Manassas, Virginia, handling general aviation and some corporate and charter traffic for the Washington, D.C. metropolitan area.
-
C.
Friendship International Airport
Friendship International Airport was the original name of the major airport now known as Baltimore/Washington International Thurgood Marshall Airport, serving the Baltimore–Washington metropolitan area.
-
D.
Flughafen
Flughafen is the Nuremberg U-Bahn station that serves Nuremberg Airport, providing direct metro access between the airport and the city.
-
E.
Aktion National Airport
Aktion National Airport is a regional Greek airport serving the island of Lefkada and the nearby western mainland, handling mainly seasonal tourist traffic.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c008f873a481909b4d9f7e2db3c37d |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01f7227a8819080c9f074afe0eaac |
completed | March 22, 2026, 4:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c027ee724c819086b92ea127961e09 |
completed | March 22, 2026, 5:33 p.m. |
Created at: March 22, 2026, 3:33 p.m.