Triple
T143444
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SEPTA Regional Rail |
E2901
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
Airport Line
Airport Line is a SEPTA Regional Rail service in the Philadelphia area that connects Center City with Philadelphia International Airport.
|
E16837
|
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 | Statement: [SEPTA Regional Rail, hasLine, Airport Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Airport Line Context triple: [SEPTA Regional Rail, hasLine, Airport Line]
-
A.
Airport Line
The Airport Line is a Manchester Metrolink light rail route that connects central Manchester with Manchester Airport, serving key suburbs and transport interchanges along the way.
-
B.
Delta Connection
Delta Connection is the regional airline brand for Delta Air Lines, under which flights are operated by a network of contracted regional carriers.
-
C.
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.
-
D.
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.
-
E.
AirTrain JFK
AirTrain JFK is an elevated people mover system in New York City that links John F. Kennedy International Airport with nearby subway, commuter rail, and parking facilities.
- 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 Triple: [SEPTA Regional Rail, hasLine, Airport Line]
Generated description
Airport Line is a SEPTA Regional Rail service in the Philadelphia area that connects Center City with Philadelphia International Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Airport Line Target entity description: Airport Line is a SEPTA Regional Rail service in the Philadelphia area that connects Center City with Philadelphia International Airport.
-
A.
Airport Line
The Airport Line is a Manchester Metrolink light rail route that connects central Manchester with Manchester Airport, serving key suburbs and transport interchanges along the way.
-
B.
Delta Connection
Delta Connection is the regional airline brand for Delta Air Lines, under which flights are operated by a network of contracted regional carriers.
-
C.
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.
-
D.
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.
-
E.
AirTrain JFK
AirTrain JFK is an elevated people mover system in New York City that links John F. Kennedy International Airport with nearby subway, commuter rail, and parking facilities.
- 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_69a2521e35c08190b28e5c9f1e3c9b59 |
completed | Feb. 28, 2026, 2:25 a.m. |
| NER | Named-entity recognition | batch_69a257caf678819092e975d5167f9df4 |
completed | Feb. 28, 2026, 2:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2b860df1481909d6d64ac45dd6eae |
completed | Feb. 28, 2026, 9:41 a.m. |
| NEDg | Description generation | batch_69a2baa4ac048190957929b92e106233 |
completed | Feb. 28, 2026, 9:51 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2bb038c648190a53442cedfa26ec0 |
completed | Feb. 28, 2026, 9:53 a.m. |
Created at: Feb. 28, 2026, 2:31 a.m.