Triple
T21830393
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mellon Square |
E538977
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | Pittsburgh Parks Conservancy |
—
|
NE NERFINISHED |
How this triple was built (2 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: Pittsburgh Parks Conservancy | Statement: [Mellon Square, maintainedBy, Pittsburgh Parks Conservancy]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh Parks Conservancy Context triple: [Mellon Square, maintainedBy, Pittsburgh Parks Conservancy]
-
A.
Pittsburgh Parks Conservancy
chosen
Pittsburgh Parks Conservancy is a nonprofit organization dedicated to restoring, maintaining, and enhancing Pittsburgh’s public parks and green spaces.
-
B.
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.
-
C.
Pittsburgh History & Landmarks Foundation
The Pittsburgh History & Landmarks Foundation is a nonprofit preservation organization dedicated to protecting and promoting the architectural and historic heritage of Pittsburgh and its surrounding region.
-
D.
Western Pennsylvania Conservancy
Western Pennsylvania Conservancy is a nonprofit environmental organization in Pennsylvania that protects and manages natural areas, waterways, and notable sites such as Frank Lloyd Wright’s Fallingwater.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c475cda88190987d08f23caebdc1 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f0913554508190b81347f01d3903e8 |
completed | April 28, 2026, 10:51 a.m. |
Created at: April 16, 2026, 6:54 p.m.