Triple
T11026716
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Framingham/Worcester Line |
E260642
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Grafton station
Grafton station is a commuter rail stop in Grafton, Massachusetts, served by the MBTA’s Framingham/Worcester Line and providing access to the Greater Boston area.
|
E899710
|
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: Grafton station | Statement: [MBTA Framingham/Worcester Line, hasStation, Grafton station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grafton station Context triple: [MBTA Framingham/Worcester Line, hasStation, Grafton station]
-
A.
Granby station
Granby station is an Amtrak passenger rail station in Granby, Colorado, serving as a stop on the California Zephyr route through the Rocky Mountains.
-
B.
Concord station
Concord station is a Bay Area Rapid Transit (BART) rail station serving the city of Concord in Contra Costa County, California.
-
C.
Bethel station
Bethel station is a commuter rail stop in Bethel, Connecticut, served by Metro-North Railroad on its Danbury Branch line.
-
D.
Campbell Station
Campbell Station is a small unincorporated community in Tennessee, United States.
-
E.
Porter station
Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
- 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: Grafton station Triple: [MBTA Framingham/Worcester Line, hasStation, Grafton station]
Generated description
Grafton station is a commuter rail stop in Grafton, Massachusetts, served by the MBTA’s Framingham/Worcester Line and providing access to the Greater Boston area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Grafton station Target entity description: Grafton station is a commuter rail stop in Grafton, Massachusetts, served by the MBTA’s Framingham/Worcester Line and providing access to the Greater Boston area.
-
A.
Granby station
Granby station is an Amtrak passenger rail station in Granby, Colorado, serving as a stop on the California Zephyr route through the Rocky Mountains.
-
B.
Concord station
Concord station is a Bay Area Rapid Transit (BART) rail station serving the city of Concord in Contra Costa County, California.
-
C.
Bethel station
Bethel station is a commuter rail stop in Bethel, Connecticut, served by Metro-North Railroad on its Danbury Branch line.
-
D.
Campbell Station
Campbell Station is a small unincorporated community in Tennessee, United States.
-
E.
Porter station
Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
- 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_69d6aa9687448190b28d353b1b6a610e |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d797d190f08190bcb5949ee24306f1 |
completed | April 9, 2026, 12:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e37523f8548190ad40fa76660232a8 |
completed | April 18, 2026, 12:12 p.m. |
| NEDg | Description generation | batch_69e37ab93e0881909d98f96073a55ae8 |
completed | April 18, 2026, 12:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e37c97b34081908b274ff52a12d450 |
completed | April 18, 2026, 12:44 p.m. |
Created at: April 8, 2026, 9:25 p.m.