Triple
T4434863
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Airport Terminal E–F station |
E95623
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object |
Airport Line rail service
The Airport Line rail service is a transit route that connects airport terminals with the broader urban rail network, providing direct train access for air travelers and airport employees.
|
E440187
|
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: Airport Line rail service | Statement: [Airport Terminal E–F station, hasService, Airport Line rail service]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Airport Line rail service Context triple: [Airport Terminal E–F station, hasService, Airport Line rail service]
-
A.
Metro Rail
Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
-
B.
G Line commuter rail
The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
-
C.
METRO light rail
METRO light rail is a rapid transit system serving the Minneapolis–Saint Paul metropolitan area with multiple color-designated lines connecting key urban, suburban, and airport destinations.
-
D.
AA train
The AA train was a former New York City Subway service designation that preceded and was eventually replaced by the modern C train.
-
E.
ACE commuter rail
ACE commuter rail is a regional passenger train service in California’s San Joaquin Valley and Bay Area, providing weekday commuter transportation between inland communities and the Silicon Valley job centers.
- 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: Airport Line rail service Triple: [Airport Terminal E–F station, hasService, Airport Line rail service]
Generated description
The Airport Line rail service is a transit route that connects airport terminals with the broader urban rail network, providing direct train access for air travelers and airport employees.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Airport Line rail service Target entity description: The Airport Line rail service is a transit route that connects airport terminals with the broader urban rail network, providing direct train access for air travelers and airport employees.
-
A.
Metro Rail
Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
-
B.
G Line commuter rail
The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
-
C.
METRO light rail
METRO light rail is a rapid transit system serving the Minneapolis–Saint Paul metropolitan area with multiple color-designated lines connecting key urban, suburban, and airport destinations.
-
D.
AA train
The AA train was a former New York City Subway service designation that preceded and was eventually replaced by the modern C train.
-
E.
ACE commuter rail
ACE commuter rail is a regional passenger train service in California’s San Joaquin Valley and Bay Area, providing weekday commuter transportation between inland communities and the Silicon Valley job centers.
- 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_69b3453ea2b48190a26f154b3b8fece5 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b35588e99881908fea7b71a33e2bb6 |
completed | March 13, 2026, 12:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b6137378dc8190900c8fda2693c4da |
completed | March 15, 2026, 2:03 a.m. |
| NEDg | Description generation | batch_69b61439a86c8190849c5af718ddc647 |
completed | March 15, 2026, 2:06 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b614d6106c81908a601f540622f934 |
completed | March 15, 2026, 2:09 a.m. |
Created at: March 12, 2026, 11:31 p.m.