Triple
T6928414
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Carpenter station |
E160369
|
entity |
| Predicate | servesLineTerminus |
P1293
|
FINISHED |
| Object |
Chestnut Hill West
Chestnut Hill West is a SEPTA Regional Rail line in Philadelphia that runs between Center City and the Chestnut Hill neighborhood.
|
E628849
|
NE FINISHED |
How this triple was built (5 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: Chestnut Hill West | Statement: [Carpenter station, servesLineTerminus, Chestnut Hill West]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chestnut Hill West Context triple: [Carpenter station, servesLineTerminus, Chestnut Hill West]
-
A.
Chestnut Hill, Newton
Chestnut Hill, Newton is an affluent residential village in the city of Newton, Massachusetts, known for its historic homes, tree-lined streets, and proximity to Boston College and the Chestnut Hill Reservoir.
-
B.
Roslindale
Roslindale is a residential neighborhood in the southern part of Boston, Massachusetts, known for its village-style center, diverse community, and proximity to major green spaces.
-
C.
Newton Hills
Newton Hills is a series of challenging inclines in Newton, Massachusetts, best known for forming the toughest stretch of the Boston Marathon course.
-
D.
Uphams Corner
Uphams Corner is a diverse commercial and residential neighborhood in the Dorchester area of Boston, Massachusetts, known for its historic architecture and vibrant community.
-
E.
Belmont Hill
Belmont Hill is an elevated area overlooking the town of Belmont, Massachusetts, known for its scenic views of the local skyline and surrounding region.
- 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: Chestnut Hill West Triple: [Carpenter station, servesLineTerminus, Chestnut Hill West]
Generated description
Chestnut Hill West is a SEPTA Regional Rail line in Philadelphia that runs between Center City and the Chestnut Hill neighborhood.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chestnut Hill West Target entity description: Chestnut Hill West is a SEPTA Regional Rail line in Philadelphia that runs between Center City and the Chestnut Hill neighborhood.
-
A.
Chestnut Hill, Newton
Chestnut Hill, Newton is an affluent residential village in the city of Newton, Massachusetts, known for its historic homes, tree-lined streets, and proximity to Boston College and the Chestnut Hill Reservoir.
-
B.
Roslindale
Roslindale is a residential neighborhood in the southern part of Boston, Massachusetts, known for its village-style center, diverse community, and proximity to major green spaces.
-
C.
Newton Hills
Newton Hills is a series of challenging inclines in Newton, Massachusetts, best known for forming the toughest stretch of the Boston Marathon course.
-
D.
Uphams Corner
Uphams Corner is a diverse commercial and residential neighborhood in the Dorchester area of Boston, Massachusetts, known for its historic architecture and vibrant community.
-
E.
Belmont Hill
Belmont Hill is an elevated area overlooking the town of Belmont, Massachusetts, known for its scenic views of the local skyline and surrounding region.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: servesLineTerminus Context triple: [Carpenter station, servesLineTerminus, Chestnut Hill West]
-
A.
servesLine
Indicates that a transportation stop, station, or facility is on and provides service for a particular transit line.
-
B.
servesLineTo
Indicates that one entity provides or operates a particular service line or route for another entity or location.
-
C.
servesLineType
Indicates that a service or entity operates or supports a specific type or category of line (e.g., transport, communication, or utility line).
-
D.
servedByLine
chosen
Indicates that a transportation stop, station, or location is provided service by a specific transit line.
-
E.
lineServed
Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
- F. None of above.
Provenance (6 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_69c6884d350081908d8a970e4d40ad78 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6da1de28881908579bc198e74203e |
completed | March 27, 2026, 7:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7514774d88190af212d7953014703 |
completed | March 28, 2026, 3:55 a.m. |
| NEDg | Description generation | batch_69c7524d677c81909531ba9bb46f2632 |
completed | March 28, 2026, 4 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c752bef2808190843f3cad53aa5702 |
completed | March 28, 2026, 4:02 a.m. |
| PD | Predicate disambiguation | batch_69c6d7bb577c81908ee8b415b4281f3d |
completed | March 27, 2026, 7:17 p.m. |
Created at: March 27, 2026, 2:27 p.m.