Triple
T12401875
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Schenley Park |
E296274
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
City of Pittsburgh Department of Parks and Recreation
The City of Pittsburgh Department of Parks and Recreation is the municipal agency responsible for managing and programming the city's public parks, recreational facilities, and related community services.
|
E981340
|
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: City of Pittsburgh Department of Parks and Recreation | Statement: [Schenley Park, operator, City of Pittsburgh Department of Parks and Recreation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City of Pittsburgh Department of Parks and Recreation Context triple: [Schenley Park, operator, City of Pittsburgh Department of Parks and Recreation]
-
A.
City of Pittsburgh Department of Public Works
The City of Pittsburgh Department of Public Works is the municipal agency responsible for maintaining the city’s infrastructure and public spaces, including streets, facilities, and parks.
-
B.
City of Pittsburgh park system
The City of Pittsburgh park system is a network of public parks and green spaces that provide recreation, conservation areas, and cultural amenities throughout Pittsburgh, Pennsylvania.
-
C.
Stadium Authority of the City of Pittsburgh
The Stadium Authority of the City of Pittsburgh is a municipal agency responsible for owning, managing, and overseeing major sports and entertainment venues in Pittsburgh, Pennsylvania.
-
D.
Riverview Park, Pittsburgh
Riverview Park in Pittsburgh is a historic, wooded city park on the North Side known for its hiking trails, scenic overlooks, and as the home of the Allegheny Observatory.
-
E.
Sports & Exhibition Authority of Pittsburgh and Allegheny County
The Sports & Exhibition Authority of Pittsburgh and Allegheny County is a public agency that develops, owns, and manages major sports and convention facilities in the Pittsburgh region.
- 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: City of Pittsburgh Department of Parks and Recreation Triple: [Schenley Park, operator, City of Pittsburgh Department of Parks and Recreation]
Generated description
The City of Pittsburgh Department of Parks and Recreation is the municipal agency responsible for managing and programming the city's public parks, recreational facilities, and related community services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: City of Pittsburgh Department of Parks and Recreation Target entity description: The City of Pittsburgh Department of Parks and Recreation is the municipal agency responsible for managing and programming the city's public parks, recreational facilities, and related community services.
-
A.
City of Pittsburgh Department of Public Works
The City of Pittsburgh Department of Public Works is the municipal agency responsible for maintaining the city’s infrastructure and public spaces, including streets, facilities, and parks.
-
B.
City of Pittsburgh park system
The City of Pittsburgh park system is a network of public parks and green spaces that provide recreation, conservation areas, and cultural amenities throughout Pittsburgh, Pennsylvania.
-
C.
Stadium Authority of the City of Pittsburgh
The Stadium Authority of the City of Pittsburgh is a municipal agency responsible for owning, managing, and overseeing major sports and entertainment venues in Pittsburgh, Pennsylvania.
-
D.
Riverview Park, Pittsburgh
Riverview Park in Pittsburgh is a historic, wooded city park on the North Side known for its hiking trails, scenic overlooks, and as the home of the Allegheny Observatory.
-
E.
Sports & Exhibition Authority of Pittsburgh and Allegheny County
The Sports & Exhibition Authority of Pittsburgh and Allegheny County is a public agency that develops, owns, and manages major sports and convention facilities in the Pittsburgh region.
- 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_69d6ad9f464c81909db36d7e96e34b9e |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d94d477004819095e65ef6f70c69d9 |
completed | April 10, 2026, 7:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f63484c6808190a71d24f8ee3a7e15 |
completed | May 2, 2026, 5:29 p.m. |
| NEDg | Description generation | batch_69f63675dbb08190b2711d1d58ffea9b |
completed | May 2, 2026, 5:37 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6375cc6908190922825013e0b4000 |
completed | May 2, 2026, 5:41 p.m. |
Created at: April 8, 2026, 9:55 p.m.