Triple
T12831346
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Philadelphia station (SEPTA Regional Rail) |
E306792
|
entity |
| Predicate | category |
P87
|
FINISHED |
| Object |
SEPTA Regional Rail stations
SEPTA Regional Rail stations are passenger rail stops throughout the Philadelphia region that serve as part of SEPTA’s commuter rail network connecting the city with its suburbs and surrounding counties.
|
E2901
|
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: SEPTA Regional Rail stations | Statement: [North Philadelphia station (SEPTA Regional Rail), category, SEPTA Regional Rail stations]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SEPTA Regional Rail stations Context triple: [North Philadelphia station (SEPTA Regional Rail), category, SEPTA Regional Rail stations]
-
A.
SEPTA Regional Rail
SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
-
B.
Suburban Station (SEPTA)
Suburban Station (SEPTA) is a major underground regional rail hub in Center City Philadelphia that serves as one of SEPTA’s primary commuter rail terminals.
-
C.
SEPTA Regional Rail Manayunk station
SEPTA Regional Rail Manayunk station is a commuter rail stop in the Manayunk neighborhood of Philadelphia that provides regional rail service on SEPTA’s Manayunk/Norristown Line.
-
D.
SEPTA Highland station
SEPTA Highland station is a commuter rail stop on SEPTA's Chestnut Hill West Line serving the Highland neighborhood of Philadelphia, Pennsylvania.
-
E.
SEPTA Norristown High Speed Line stations
SEPTA Norristown High Speed Line stations are a group of rapid transit stops in the Philadelphia region that serve the Norristown High Speed Line operated by SEPTA.
- 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: SEPTA Regional Rail stations Triple: [North Philadelphia station (SEPTA Regional Rail), category, SEPTA Regional Rail stations]
Generated description
SEPTA Regional Rail stations are passenger rail stops throughout the Philadelphia region that serve as part of SEPTA’s commuter rail network connecting the city with its suburbs and surrounding counties.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: SEPTA Regional Rail stations Target entity description: SEPTA Regional Rail stations are passenger rail stops throughout the Philadelphia region that serve as part of SEPTA’s commuter rail network connecting the city with its suburbs and surrounding counties.
-
A.
SEPTA Regional Rail
chosen
SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
-
B.
Suburban Station (SEPTA)
Suburban Station (SEPTA) is a major underground regional rail hub in Center City Philadelphia that serves as one of SEPTA’s primary commuter rail terminals.
-
C.
SEPTA Regional Rail Manayunk station
SEPTA Regional Rail Manayunk station is a commuter rail stop in the Manayunk neighborhood of Philadelphia that provides regional rail service on SEPTA’s Manayunk/Norristown Line.
-
D.
SEPTA Highland station
SEPTA Highland station is a commuter rail stop on SEPTA's Chestnut Hill West Line serving the Highland neighborhood of Philadelphia, Pennsylvania.
-
E.
SEPTA Norristown High Speed Line stations
SEPTA Norristown High Speed Line stations are a group of rapid transit stops in the Philadelphia region that serve the Norristown High Speed Line operated by SEPTA.
- F. None of above.
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_69d7bdf52b94819096d6f0ba4ab50a98 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96fb0bb208190bdc4d3dc7909be06 |
completed | April 10, 2026, 9:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f68ed8d20081908e0fb5262b354cab |
completed | May 2, 2026, 11:55 p.m. |
| NEDg | Description generation | batch_69f6908cb8ec8190855b217c13a51f16 |
completed | May 3, 2026, 12:02 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6917688508190ae5a64494eaadce7 |
completed | May 3, 2026, 12:06 a.m. |
Created at: April 9, 2026, 5:34 p.m.