Triple
T231743
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | AeroTrain |
E4424
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Concourse A Station
Concourse A Station is an AeroTrain people-mover stop serving passengers traveling to and from Concourse A at Washington Dulles International Airport.
|
E48554
|
NE FINISHED |
How this triple was built (4 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: Concourse A Station | Statement: [AeroTrain, hasStation, Concourse A Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Concourse A Station Context triple: [AeroTrain, hasStation, Concourse A Station]
-
A.
Concourse C
Concourse C is one of the main passenger terminal concourses at Washington Dulles International Airport, serving numerous domestic and international airline gates.
-
B.
Concourse Z
Concourse Z is a passenger terminal concourse at Washington Dulles International Airport serving airline gates and related airport facilities.
-
C.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
D.
Concourse B
Concourse B is a passenger terminal concourse at Washington Dulles International Airport that serves numerous domestic and international airline gates and amenities.
-
E.
Concourse D
Concourse D is one of the passenger terminal concourses at Washington Dulles International Airport, serving as a hub for boarding gates, airline operations, and traveler 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: Concourse A Station Triple: [AeroTrain, hasStation, Concourse A Station]
Generated description
Concourse A Station is an AeroTrain people-mover stop serving passengers traveling to and from Concourse A at Washington Dulles International Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Concourse A Station Target entity description: Concourse A Station is an AeroTrain people-mover stop serving passengers traveling to and from Concourse A at Washington Dulles International Airport.
-
A.
Concourse C
Concourse C is one of the main passenger terminal concourses at Washington Dulles International Airport, serving numerous domestic and international airline gates.
-
B.
Concourse Z
Concourse Z is a passenger terminal concourse at Washington Dulles International Airport serving airline gates and related airport facilities.
-
C.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
D.
Concourse B
Concourse B is a passenger terminal concourse at Washington Dulles International Airport that serves numerous domestic and international airline gates and amenities.
-
E.
Concourse D
Concourse D is one of the passenger terminal concourses at Washington Dulles International Airport, serving as a hub for boarding gates, airline operations, and traveler amenities.
- F. None of above. chosen
Provenance (5 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_69a257363ffc81909757bde7ab3404da |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25cadae1c8190be0e8dcf33351187 |
completed | Feb. 28, 2026, 3:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3fe8dde4c8190bd897e5251eb6941 |
completed | March 1, 2026, 8:53 a.m. |
| NEDg | Description generation | batch_69a3fef053688190b3012e154e2bbda4 |
completed | March 1, 2026, 8:55 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3ff6036008190ba03be0ba0097bac |
completed | March 1, 2026, 8:57 a.m. |
Created at: Feb. 28, 2026, 2:53 a.m.