Triple
T21410707
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City of Pittsburgh Department of Public Works |
E528158
|
entity |
| Predicate | hasDivision |
P35
|
FINISHED |
| Object |
Streets Division
The Streets Division is a unit of Pittsburgh’s Department of Public Works responsible for maintaining and servicing the city’s roadways and related infrastructure.
|
E1482119
|
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: Streets Division | Statement: [City of Pittsburgh Department of Public Works, hasDivision, Streets Division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Streets Division Context triple: [City of Pittsburgh Department of Public Works, hasDivision, Streets Division]
-
A.
Sustainable Streets Division
The Sustainable Streets Division is a unit of San Francisco’s transportation agency responsible for planning, designing, and managing street infrastructure and policies to promote safe, efficient, and environmentally friendly travel.
-
B.
Street Division
The Street Division is a specialized unit within the Justice Department focused on enforcing laws and handling legal matters related to public streets and urban public spaces.
-
C.
City Transit Division
City Transit Division is a public transportation agency responsible for operating and managing local transit services such as trolley routes within its service area.
-
D.
Street and Alley Cleaning Division
The Street and Alley Cleaning Division is a unit of Washington, D.C.’s public works department responsible for maintaining cleanliness and sanitation on the city’s streets and alleys.
-
E.
Phoenix Street Transportation Department
The Phoenix Street Transportation Department is a municipal agency responsible for planning, operating, and maintaining the City of Phoenix’s street and transportation infrastructure.
- 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: Streets Division Triple: [City of Pittsburgh Department of Public Works, hasDivision, Streets Division]
Generated description
The Streets Division is a unit of Pittsburgh’s Department of Public Works responsible for maintaining and servicing the city’s roadways and related infrastructure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Streets Division Target entity description: The Streets Division is a unit of Pittsburgh’s Department of Public Works responsible for maintaining and servicing the city’s roadways and related infrastructure.
-
A.
Sustainable Streets Division
The Sustainable Streets Division is a unit of San Francisco’s transportation agency responsible for planning, designing, and managing street infrastructure and policies to promote safe, efficient, and environmentally friendly travel.
-
B.
Street Division
The Street Division is a specialized unit within the Justice Department focused on enforcing laws and handling legal matters related to public streets and urban public spaces.
-
C.
City Transit Division
City Transit Division is a public transportation agency responsible for operating and managing local transit services such as trolley routes within its service area.
-
D.
Street and Alley Cleaning Division
The Street and Alley Cleaning Division is a unit of Washington, D.C.’s public works department responsible for maintaining cleanliness and sanitation on the city’s streets and alleys.
-
E.
Phoenix Street Transportation Department
The Phoenix Street Transportation Department is a municipal agency responsible for planning, operating, and maintaining the City of Phoenix’s street and transportation infrastructure.
- 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b1b6595481908cdf915e3585ed08 |
completed | April 22, 2026, 11:32 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a09bb590c888190bb5129341552cdb3 |
completed | May 17, 2026, 12:58 p.m. |
| NEDg | Description generation | batch_6a09bea578348190a3cc8a652c7fc362 |
completed | May 17, 2026, 1:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a09bf5645348190a2ef7bd49a0237d8 |
completed | May 17, 2026, 1:15 p.m. |
Created at: April 16, 2026, 5:43 p.m.