Triple
T7095670
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Government of the City of Boston |
E165317
|
entity |
| Predicate | hasDepartment |
P35
|
FINISHED |
| Object |
Boston Transportation Department
The Boston Transportation Department is the municipal agency responsible for planning, managing, and regulating the city of Boston’s transportation systems, streets, and traffic operations.
|
E641888
|
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: Boston Transportation Department | Statement: [Government of the City of Boston, hasDepartment, Boston Transportation Department]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston Transportation Department Context triple: [Government of the City of Boston, hasDepartment, Boston Transportation Department]
-
A.
Lowell Regional Transit Authority
The Lowell Regional Transit Authority is a public transportation agency that operates bus and paratransit services in Lowell, Massachusetts and surrounding communities.
-
B.
Boston subway
The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
-
C.
Baltimore City Department of Transportation
The Baltimore City Department of Transportation is the municipal agency responsible for planning, operating, and maintaining Baltimore’s streets, transportation infrastructure, and related public works.
-
D.
Triangle Transit Authority
Triangle Transit Authority was the former name of GoTriangle, the regional public transit agency serving North Carolina’s Research Triangle area.
-
E.
Metropolitan Transit Authority
The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
- 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: Boston Transportation Department Triple: [Government of the City of Boston, hasDepartment, Boston Transportation Department]
Generated description
The Boston Transportation Department is the municipal agency responsible for planning, managing, and regulating the city of Boston’s transportation systems, streets, and traffic operations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Boston Transportation Department Target entity description: The Boston Transportation Department is the municipal agency responsible for planning, managing, and regulating the city of Boston’s transportation systems, streets, and traffic operations.
-
A.
Lowell Regional Transit Authority
The Lowell Regional Transit Authority is a public transportation agency that operates bus and paratransit services in Lowell, Massachusetts and surrounding communities.
-
B.
Boston subway
The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
-
C.
Baltimore City Department of Transportation
The Baltimore City Department of Transportation is the municipal agency responsible for planning, operating, and maintaining Baltimore’s streets, transportation infrastructure, and related public works.
-
D.
Triangle Transit Authority
Triangle Transit Authority was the former name of GoTriangle, the regional public transit agency serving North Carolina’s Research Triangle area.
-
E.
Metropolitan Transit Authority
The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
- 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_69c6887e8c10819091cee237560d32da |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e5530f2081908ac969ddfa7e9b5a |
completed | March 27, 2026, 8:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c79c9e4efc8190acb011a0bd1f120f |
completed | March 28, 2026, 9:17 a.m. |
| NEDg | Description generation | batch_69c79d4f009c819089fc20c262f0efdc |
completed | March 28, 2026, 9:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c79df3f5648190981176b6c9791181 |
completed | March 28, 2026, 9:23 a.m. |
Created at: March 27, 2026, 2:41 p.m.