Triple
T12038347
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Main Street, Cambridge |
E286596
|
entity |
| Predicate | hasNearbyLandmark |
P2064
|
FINISHED |
| Object |
Volpe National Transportation Systems Center (redevelopment area)
The Volpe National Transportation Systems Center redevelopment area is a major mixed-use urban project in Cambridge, Massachusetts, transforming the former federal transportation research campus into a new district of offices, housing, and public spaces.
|
E962170
|
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: Volpe National Transportation Systems Center (redevelopment area) | Statement: [Main Street, Cambridge, hasNearbyLandmark, Volpe National Transportation Systems Center (redevelopment area)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Volpe National Transportation Systems Center (redevelopment area) Context triple: [Main Street, Cambridge, hasNearbyLandmark, Volpe National Transportation Systems Center (redevelopment area)]
-
A.
Fern Rock Transportation Center
Fern Rock Transportation Center is a major multimodal transit hub in North Philadelphia that serves as a key subway, regional rail, and bus interchange in the SEPTA system.
-
B.
Ogilvie Transportation Center
Ogilvie Transportation Center is a major commuter rail terminal in downtown Chicago serving multiple Metra lines and connecting suburban riders to the city's central business district.
-
C.
Arrott Transportation Center
Arrott Transportation Center is a major public transit hub in Philadelphia that serves as an important connection point for subway and bus routes in the city’s Frankford neighborhood.
-
D.
Anderson Regional Transportation Center
Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
-
E.
Vista Transit Center
Vista Transit Center is a public transportation hub in Vista, California, serving as a key stop and transfer point for regional rail and bus services.
- 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: Volpe National Transportation Systems Center (redevelopment area) Triple: [Main Street, Cambridge, hasNearbyLandmark, Volpe National Transportation Systems Center (redevelopment area)]
Generated description
The Volpe National Transportation Systems Center redevelopment area is a major mixed-use urban project in Cambridge, Massachusetts, transforming the former federal transportation research campus into a new district of offices, housing, and public spaces.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Volpe National Transportation Systems Center (redevelopment area) Target entity description: The Volpe National Transportation Systems Center redevelopment area is a major mixed-use urban project in Cambridge, Massachusetts, transforming the former federal transportation research campus into a new district of offices, housing, and public spaces.
-
A.
Fern Rock Transportation Center
Fern Rock Transportation Center is a major multimodal transit hub in North Philadelphia that serves as a key subway, regional rail, and bus interchange in the SEPTA system.
-
B.
Ogilvie Transportation Center
Ogilvie Transportation Center is a major commuter rail terminal in downtown Chicago serving multiple Metra lines and connecting suburban riders to the city's central business district.
-
C.
Arrott Transportation Center
Arrott Transportation Center is a major public transit hub in Philadelphia that serves as an important connection point for subway and bus routes in the city’s Frankford neighborhood.
-
D.
Anderson Regional Transportation Center
Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
-
E.
Vista Transit Center
Vista Transit Center is a public transportation hub in Vista, California, serving as a key stop and transfer point for regional rail and bus services.
- 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_69d6ab4669e48190b59246358b0383ab |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9040a8be881908f4841145a7b4e86 |
completed | April 10, 2026, 2:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f49d8a9af881909e28783b0d83ed82 |
completed | May 1, 2026, 12:33 p.m. |
| NEDg | Description generation | batch_69f53d930714819080f92d223d930389 |
completed | May 1, 2026, 11:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f564ed64008190bfbeaf0991a7c2b8 |
completed | May 2, 2026, 2:43 a.m. |
Created at: April 8, 2026, 9:47 p.m.