Triple
T21410910
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Three Rivers Heritage Trail segments within Pittsburgh |
E528163
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | Friends of the Riverfront |
—
|
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: Friends of the Riverfront | Statement: [Three Rivers Heritage Trail segments within Pittsburgh, maintainedBy, Friends of the Riverfront]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Friends of the Riverfront Context triple: [Three Rivers Heritage Trail segments within Pittsburgh, maintainedBy, Friends of the Riverfront]
-
A.
Friends of the Riverfront
chosen
Friends of the Riverfront is a nonprofit organization in Pittsburgh dedicated to developing, maintaining, and promoting riverfront trails and public access along the city’s waterways.
-
B.
Friends of the Rouge
Friends of the Rouge is a nonprofit environmental organization dedicated to protecting, restoring, and promoting the Rouge River and its watershed in Michigan through advocacy, education, and community engagement.
-
C.
Riverfront Recapture, Inc.
Riverfront Recapture, Inc. is a nonprofit organization dedicated to revitalizing and managing public parks, trails, and recreational spaces along the riverfront in the Hartford, Connecticut area.
-
D.
Friends of Fourth Ward
Friends of Fourth Ward is a neighborhood-based community organization in Charlotte, North Carolina, dedicated to preserving, promoting, and enhancing the historic Fourth Ward area.
-
E.
Independence Riverfront
Independence Riverfront is a scenic park and recreation area along the Willamette River in Independence, Oregon, featuring walking paths, river access, and community gathering spaces.
- 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b1b6595481908cdf915e3585ed08 |
completed | April 22, 2026, 11:32 a.m. |
Created at: April 16, 2026, 5:43 p.m.