Triple
T5836514
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Francisco Municipal Transportation Agency |
E129483
|
entity |
| Predicate | hasDivision |
P35
|
FINISHED |
| Object |
Transit Division
The Transit Division is the branch of the San Francisco Municipal Transportation Agency responsible for planning, operating, and managing the city’s public transit services such as buses, light rail, and historic streetcars.
|
E551939
|
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: Transit Division | Statement: [San Francisco Municipal Transportation Agency, hasDivision, Transit Division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Transit Division Context triple: [San Francisco Municipal Transportation Agency, hasDivision, Transit Division]
-
A.
Transit Bureau
The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
-
B.
Transit Police Division
The Transit Police Division is a specialized unit of the Portland Police Bureau responsible for law enforcement and public safety on the Portland metropolitan area's transit system.
-
C.
Transportation planning division
The Transportation Planning Division is a unit within the Missouri Department of Transportation responsible for developing and coordinating long-range transportation plans, policies, and programs across the state.
-
D.
Mass Transit Administration
The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
-
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: Transit Division Triple: [San Francisco Municipal Transportation Agency, hasDivision, Transit Division]
Generated description
The Transit Division is the branch of the San Francisco Municipal Transportation Agency responsible for planning, operating, and managing the city’s public transit services such as buses, light rail, and historic streetcars.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Transit Division Target entity description: The Transit Division is the branch of the San Francisco Municipal Transportation Agency responsible for planning, operating, and managing the city’s public transit services such as buses, light rail, and historic streetcars.
-
A.
Transit Bureau
The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
-
B.
Transit Police Division
The Transit Police Division is a specialized unit of the Portland Police Bureau responsible for law enforcement and public safety on the Portland metropolitan area's transit system.
-
C.
Transportation planning division
The Transportation Planning Division is a unit within the Missouri Department of Transportation responsible for developing and coordinating long-range transportation plans, policies, and programs across the state.
-
D.
Mass Transit Administration
The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
-
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_69c0084af79c81908af128ccc29983d0 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c034a48750819099ae917ae2b54e6d |
completed | March 22, 2026, 6:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0a19a6554819086cdae499f4d2247 |
completed | March 23, 2026, 2:12 a.m. |
| NEDg | Description generation | batch_69c0a5ce005c8190a7da8d337caa089c |
completed | March 23, 2026, 2:30 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0a62cadf481909007a2a16cd36dbf |
completed | March 23, 2026, 2:32 a.m. |
Created at: March 22, 2026, 3:54 p.m.