Triple
T11026711
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Framingham/Worcester Line |
E260642
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
West Natick station
West Natick station is a commuter rail stop in Natick, Massachusetts, served by the MBTA's Framingham/Worcester Line and providing suburban access to the Boston metropolitan area.
|
E907116
|
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: West Natick station | Statement: [MBTA Framingham/Worcester Line, hasStation, West Natick station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Natick station Context triple: [MBTA Framingham/Worcester Line, hasStation, West Natick station]
-
A.
Massapequa station
Massapequa station is a Long Island Rail Road commuter rail stop in Massapequa, New York, serving riders on the busy Babylon Branch between New York City and eastern Long Island.
-
B.
Wellesley Hills station
Wellesley Hills station is a commuter rail stop on the MBTA Framingham/Worcester Line serving the Wellesley Hills neighborhood in Wellesley, Massachusetts.
-
C.
Beverly Farms station
Beverly Farms station is a commuter rail stop in the Beverly Farms neighborhood of Beverly, Massachusetts, served by the MBTA's Newburyport/Rockport Line.
-
D.
Newtonville station
Newtonville station is a commuter rail stop on the MBTA Framingham/Worcester Line serving the Newtonville neighborhood of Newton, Massachusetts.
-
E.
Needham Heights station
Needham Heights station is a Massachusetts Bay Transportation Authority commuter rail stop in Needham, Massachusetts, serving as the endpoint of service from Boston on the Needham Line.
- 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: West Natick station Triple: [MBTA Framingham/Worcester Line, hasStation, West Natick station]
Generated description
West Natick station is a commuter rail stop in Natick, Massachusetts, served by the MBTA's Framingham/Worcester Line and providing suburban access to the Boston metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: West Natick station Target entity description: West Natick station is a commuter rail stop in Natick, Massachusetts, served by the MBTA's Framingham/Worcester Line and providing suburban access to the Boston metropolitan area.
-
A.
Massapequa station
Massapequa station is a Long Island Rail Road commuter rail stop in Massapequa, New York, serving riders on the busy Babylon Branch between New York City and eastern Long Island.
-
B.
Wellesley Hills station
Wellesley Hills station is a commuter rail stop on the MBTA Framingham/Worcester Line serving the Wellesley Hills neighborhood in Wellesley, Massachusetts.
-
C.
Beverly Farms station
Beverly Farms station is a commuter rail stop in the Beverly Farms neighborhood of Beverly, Massachusetts, served by the MBTA's Newburyport/Rockport Line.
-
D.
Newtonville station
Newtonville station is a commuter rail stop on the MBTA Framingham/Worcester Line serving the Newtonville neighborhood of Newton, Massachusetts.
-
E.
Needham Heights station
Needham Heights station is a Massachusetts Bay Transportation Authority commuter rail stop in Needham, Massachusetts, serving as the endpoint of service from Boston on the Needham Line.
- 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_69e4419a91b08190a55c7f874a3df0fe |
completed | April 19, 2026, 2:44 a.m. |
| NEDg | Description generation | batch_69e44c0606408190819b9d3fd58f818f |
completed | April 19, 2026, 3:29 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4510dc55081908f89aab15726b2a8 |
completed | April 19, 2026, 3:50 a.m. |
Created at: April 8, 2026, 9:25 p.m.