Triple
T4254181
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Haverford, Pennsylvania |
E95930
|
entity |
| Predicate | hasRailStation |
P726
|
FINISHED |
| Object |
Haverford station
Haverford station is a commuter rail stop serving the Haverford area in Pennsylvania, providing regional rail connections for local residents and visitors.
|
E424344
|
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: Haverford station | Statement: [Haverford, Pennsylvania, hasRailStation, Haverford station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Haverford station Context triple: [Haverford, Pennsylvania, hasRailStation, Haverford station]
-
A.
Swarthmore station
Swarthmore station is a commuter rail station in Swarthmore, Pennsylvania, serving SEPTA’s Media/Wawa Line and providing regional rail access to the Philadelphia area.
-
B.
Downingtown Station
Downingtown Station is a passenger rail station in Downingtown, Pennsylvania, served by Amtrak and SEPTA regional rail services.
-
C.
Doylestown station
Doylestown station is a SEPTA Regional Rail station in Doylestown, Pennsylvania, serving as a key commuter hub for travel between the northern suburbs and central Philadelphia.
-
D.
Hatboro station
Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from central Philadelphia.
-
E.
Penn–North station
Penn–North station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Penn-North neighborhood in West Baltimore.
- 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: Haverford station Triple: [Haverford, Pennsylvania, hasRailStation, Haverford station]
Generated description
Haverford station is a commuter rail stop serving the Haverford area in Pennsylvania, providing regional rail connections for local residents and visitors.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Haverford station Target entity description: Haverford station is a commuter rail stop serving the Haverford area in Pennsylvania, providing regional rail connections for local residents and visitors.
-
A.
Swarthmore station
Swarthmore station is a commuter rail station in Swarthmore, Pennsylvania, serving SEPTA’s Media/Wawa Line and providing regional rail access to the Philadelphia area.
-
B.
Downingtown Station
Downingtown Station is a passenger rail station in Downingtown, Pennsylvania, served by Amtrak and SEPTA regional rail services.
-
C.
Doylestown station
Doylestown station is a SEPTA Regional Rail station in Doylestown, Pennsylvania, serving as a key commuter hub for travel between the northern suburbs and central Philadelphia.
-
D.
Hatboro station
Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from central Philadelphia.
-
E.
Penn–North station
Penn–North station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Penn-North neighborhood in West Baltimore.
- 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_69b3453f759881909b91f01a1e82c036 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34ebe6fbc8190a89269b478b3f435 |
completed | March 12, 2026, 11:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a887703c81909a40f23f83154b8c |
completed | March 14, 2026, 6:27 p.m. |
| NEDg | Description generation | batch_69b5a8ffd4508190b33117d3fc963b3d |
completed | March 14, 2026, 6:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5a9754d5c8190b1ab724a4758c22a |
completed | March 14, 2026, 6:31 p.m. |
Created at: March 12, 2026, 11:06 p.m.