Triple
T7126149
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line B branch |
E166066
|
entity |
| Predicate | hasStop |
P17789
|
FINISHED |
| Object |
Packards Corner station
Packards Corner station is a light rail stop on Boston’s MBTA Green Line B branch serving the Allston neighborhood near the intersection of Commonwealth Avenue and Brighton Avenue.
|
E643598
|
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: Packards Corner station | Statement: [MBTA Green Line B branch, hasStop, Packards Corner station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Packards Corner station Context triple: [MBTA Green Line B branch, hasStop, Packards Corner station]
-
A.
Tattenham Corner railway station
Tattenham Corner railway station is a suburban rail station in Surrey, England, best known for serving racegoers attending events at the nearby Epsom Downs Racecourse, including the Epsom Derby.
-
B.
Tattenham Corner
Tattenham Corner is the famous sharp bend on the Epsom Downs Racecourse, renowned as a pivotal point in major British horse races such as The Derby.
-
C.
Kent Station
Kent Station is a commuter rail station in Kent, Washington, served by Sound Transit’s Sounder South Line and integrated with local bus and park-and-ride facilities.
-
D.
Oasis station
Oasis station is a passenger stop on the Teleférico de Santiago aerial cable car system in Santiago, Chile.
-
E.
Scarborough Junction
Scarborough Junction is a residential and industrial neighbourhood in the eastern part of Toronto, Ontario, known for its rail corridors and proximity to major transit routes.
- 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: Packards Corner station Triple: [MBTA Green Line B branch, hasStop, Packards Corner station]
Generated description
Packards Corner station is a light rail stop on Boston’s MBTA Green Line B branch serving the Allston neighborhood near the intersection of Commonwealth Avenue and Brighton Avenue.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Packards Corner station Target entity description: Packards Corner station is a light rail stop on Boston’s MBTA Green Line B branch serving the Allston neighborhood near the intersection of Commonwealth Avenue and Brighton Avenue.
-
A.
Tattenham Corner railway station
Tattenham Corner railway station is a suburban rail station in Surrey, England, best known for serving racegoers attending events at the nearby Epsom Downs Racecourse, including the Epsom Derby.
-
B.
Tattenham Corner
Tattenham Corner is the famous sharp bend on the Epsom Downs Racecourse, renowned as a pivotal point in major British horse races such as The Derby.
-
C.
Kent Station
Kent Station is a commuter rail station in Kent, Washington, served by Sound Transit’s Sounder South Line and integrated with local bus and park-and-ride facilities.
-
D.
Oasis station
Oasis station is a passenger stop on the Teleférico de Santiago aerial cable car system in Santiago, Chile.
-
E.
Scarborough Junction
Scarborough Junction is a residential and industrial neighbourhood in the eastern part of Toronto, Ontario, known for its rail corridors and proximity to major transit routes.
- 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_69c6888350588190870cd552b427a1cd |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e64d99888190a93c1822e19b5457 |
completed | March 27, 2026, 8:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7a3357e548190bb56c31843c69f95 |
completed | March 28, 2026, 9:45 a.m. |
| NEDg | Description generation | batch_69c7a446c5088190908dd7b4cdc57f18 |
completed | March 28, 2026, 9:49 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7a4fc9f788190b38437c6e91a5f8a |
completed | March 28, 2026, 9:53 a.m. |
Created at: March 27, 2026, 2:44 p.m.