Triple
T1865358
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Commuter Rail at Fenway station |
E34907
|
entity |
| Predicate | nearby |
P350
|
FINISHED |
| Object |
Yawkey station
Yawkey station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop serving the Framingham/Worcester Line near Boston’s Fenway–Kenmore area.
|
E208323
|
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: Yawkey station | Statement: [MBTA Commuter Rail at Fenway station, nearby, Yawkey station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yawkey station Context triple: [MBTA Commuter Rail at Fenway station, nearby, Yawkey station]
-
A.
Northeastern University station
Northeastern University station is a light rail stop on Boston’s MBTA Green Line serving the Northeastern University campus and the surrounding Fenway–Kenmore area.
-
B.
Hynes Convention Center station
Hynes Convention Center station is an underground MBTA Green Line stop in Boston’s Back Bay neighborhood that serves the adjacent Hynes Convention Center and nearby commercial and residential areas.
-
C.
Fenway station
Fenway station is a light rail stop on Boston’s MBTA Green Line serving the Fenway–Kenmore area near Fenway Park.
-
D.
Kendall/MIT station
Kendall/MIT station is a Massachusetts Bay Transportation Authority Red Line subway stop in Cambridge, Massachusetts, serving the Kendall Square area and the Massachusetts Institute of Technology.
-
E.
Ashmont station
Ashmont station is a major MBTA transit hub in Boston’s Dorchester neighborhood, serving as the southern terminus of the Red Line’s Ashmont branch and the connection point to the Mattapan trolley 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: Yawkey station Triple: [MBTA Commuter Rail at Fenway station, nearby, Yawkey station]
Generated description
Yawkey station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop serving the Framingham/Worcester Line near Boston’s Fenway–Kenmore area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Yawkey station Target entity description: Yawkey station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop serving the Framingham/Worcester Line near Boston’s Fenway–Kenmore area.
-
A.
Northeastern University station
Northeastern University station is a light rail stop on Boston’s MBTA Green Line serving the Northeastern University campus and the surrounding Fenway–Kenmore area.
-
B.
Hynes Convention Center station
Hynes Convention Center station is an underground MBTA Green Line stop in Boston’s Back Bay neighborhood that serves the adjacent Hynes Convention Center and nearby commercial and residential areas.
-
C.
Fenway station
Fenway station is a light rail stop on Boston’s MBTA Green Line serving the Fenway–Kenmore area near Fenway Park.
-
D.
Kendall/MIT station
Kendall/MIT station is a Massachusetts Bay Transportation Authority Red Line subway stop in Cambridge, Massachusetts, serving the Kendall Square area and the Massachusetts Institute of Technology.
-
E.
Ashmont station
Ashmont station is a major MBTA transit hub in Boston’s Dorchester neighborhood, serving as the southern terminus of the Red Line’s Ashmont branch and the connection point to the Mattapan trolley 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_69a88600b2f88190bc09303e68ab517e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69abb0a208e481908406c008f700a585 |
completed | March 7, 2026, 4:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69add1d540c0819099558507bdf2ffa4 |
completed | March 8, 2026, 7:45 p.m. |
| NEDg | Description generation | batch_69add2c4943c81909ff3163330aa4f80 |
completed | March 8, 2026, 7:49 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69add38c2b3c8190b0f33bc36d475a63 |
completed | March 8, 2026, 7:52 p.m. |
Created at: March 4, 2026, 7:34 p.m.