Triple
T7067456
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Worcester Regional Transit Authority |
E164592
|
entity |
| Predicate | primaryHub |
P394
|
FINISHED |
| Object |
Worcester Union Station area
The Worcester Union Station area is a central transportation district in Worcester, Massachusetts, serving as a major hub for regional buses, trains, and local transit connections.
|
E640097
|
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: Worcester Union Station area | Statement: [Worcester Regional Transit Authority, primaryHub, Worcester Union Station area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Worcester Union Station area Context triple: [Worcester Regional Transit Authority, primaryHub, Worcester Union Station area]
-
A.
Lowell station
Lowell station is a passenger rail station in Lowell, Massachusetts that serves as the northern terminus of the MBTA Commuter Rail’s Lowell Line.
-
B.
Savin Hill station
Savin Hill station is a rapid transit stop on the Massachusetts Bay Transportation Authority's Red Line serving the Savin Hill neighborhood of Dorchester in Boston, Massachusetts.
-
C.
MBTA North Station
MBTA North Station is a major Boston transportation hub that serves as a key terminal for MBTA subway and commuter rail lines as well as Amtrak services.
-
D.
Medford station
Medford station is a Long Island Rail Road commuter rail stop located in Medford, New York, serving passengers on the Ronkonkoma Branch.
-
E.
Salem Junction
Salem Junction is a major railway station and transit hub in Salem, Tamil Nadu, connecting the city to numerous regional and long-distance rail routes across India.
- 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: Worcester Union Station area Triple: [Worcester Regional Transit Authority, primaryHub, Worcester Union Station area]
Generated description
The Worcester Union Station area is a central transportation district in Worcester, Massachusetts, serving as a major hub for regional buses, trains, and local transit connections.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Worcester Union Station area Target entity description: The Worcester Union Station area is a central transportation district in Worcester, Massachusetts, serving as a major hub for regional buses, trains, and local transit connections.
-
A.
Lowell station
Lowell station is a passenger rail station in Lowell, Massachusetts that serves as the northern terminus of the MBTA Commuter Rail’s Lowell Line.
-
B.
Savin Hill station
Savin Hill station is a rapid transit stop on the Massachusetts Bay Transportation Authority's Red Line serving the Savin Hill neighborhood of Dorchester in Boston, Massachusetts.
-
C.
MBTA North Station
MBTA North Station is a major Boston transportation hub that serves as a key terminal for MBTA subway and commuter rail lines as well as Amtrak services.
-
D.
Medford station
Medford station is a Long Island Rail Road commuter rail stop located in Medford, New York, serving passengers on the Ronkonkoma Branch.
-
E.
Salem Junction
Salem Junction is a major railway station and transit hub in Salem, Tamil Nadu, connecting the city to numerous regional and long-distance rail routes across India.
- 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_69c6887b96548190a8a9b3ac8adf4119 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e4a737dc8190add7f0228cb28111 |
completed | March 27, 2026, 8:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7944fe5ec819098ff44e2872fc644 |
completed | March 28, 2026, 8:41 a.m. |
| NEDg | Description generation | batch_69c794c3df788190a1b9104d07f56c29 |
completed | March 28, 2026, 8:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c795862b24819083db36a7f0f00ad4 |
completed | March 28, 2026, 8:47 a.m. |
Created at: March 27, 2026, 2:39 p.m.