Triple
T421210
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kendall Square |
E8105
|
entity |
| Predicate | hasTransportation |
P105
|
FINISHED |
| Object |
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.
|
E54144
|
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: Kendall/MIT station | Statement: [Kendall Square, hasTransportation, Kendall/MIT station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kendall/MIT station Context triple: [Kendall Square, hasTransportation, Kendall/MIT station]
-
A.
Alewife station
Alewife station is a major Boston-area transit hub that serves as the northern terminus of the MBTA Red Line and a key connection point for numerous bus routes.
-
B.
Copley station
Copley station is a major underground MBTA subway stop in Boston’s Back Bay neighborhood, serving multiple branches of the Green Line and providing access to nearby landmarks like Copley Square and the Boston Public Library.
-
C.
Quincy Adams station
Quincy Adams station is a rapid transit station on Boston's MBTA Red Line serving the city of Quincy, Massachusetts.
-
D.
South Station
South Station is Boston’s major intercity rail and bus terminal and a key MBTA subway hub in the city’s downtown.
-
E.
Concourse A Station
Concourse A Station is an AeroTrain people-mover stop serving passengers traveling to and from Concourse A at Washington Dulles International Airport.
- 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: Kendall/MIT station Triple: [Kendall Square, hasTransportation, Kendall/MIT station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kendall/MIT station Target entity description: 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.
-
A.
Alewife station
Alewife station is a major Boston-area transit hub that serves as the northern terminus of the MBTA Red Line and a key connection point for numerous bus routes.
-
B.
Copley station
Copley station is a major underground MBTA subway stop in Boston’s Back Bay neighborhood, serving multiple branches of the Green Line and providing access to nearby landmarks like Copley Square and the Boston Public Library.
-
C.
Quincy Adams station
Quincy Adams station is a rapid transit station on Boston's MBTA Red Line serving the city of Quincy, Massachusetts.
-
D.
South Station
South Station is Boston’s major intercity rail and bus terminal and a key MBTA subway hub in the city’s downtown.
-
E.
Concourse A Station
Concourse A Station is an AeroTrain people-mover stop serving passengers traveling to and from Concourse A at Washington Dulles International Airport.
- 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_69a2e7f1d1bc81909cf2dc9754a3c334 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2eebf65cc81908196fee4f09d5889 |
completed | Feb. 28, 2026, 1:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a42f64cccc8190afae9aa50097670a |
completed | March 1, 2026, 12:21 p.m. |
| NEDg | Description generation | batch_69a42fe4b0448190a8077873001b5a21 |
completed | March 1, 2026, 12:24 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a43057a4688190829bfbe668d3889b |
completed | March 1, 2026, 12:25 p.m. |
Created at: Feb. 28, 2026, 1:11 p.m.