Triple
T17151686
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Smithfield Street Bridge |
E416235
|
entity |
| Predicate | hasLandmarkStatusFrom |
P126311
|
FINISHED |
| Object | Pittsburgh History & Landmarks Foundation |
E1255792
|
NE FINISHED |
How this triple was built (3 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 History & Landmarks Foundation | Statement: [Smithfield Street Bridge, hasLandmarkStatusFrom, Pittsburgh History & Landmarks Foundation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh History & Landmarks Foundation Context triple: [Smithfield Street Bridge, hasLandmarkStatusFrom, Pittsburgh History & Landmarks Foundation]
-
A.
Pittsburgh History & Landmarks Foundation
chosen
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.
-
B.
Pittsburgh Parks Conservancy
Pittsburgh Parks Conservancy is a nonprofit organization dedicated to restoring, maintaining, and enhancing Pittsburgh’s public parks and green spaces.
-
C.
Historical Society of Western Pennsylvania
The Historical Society of Western Pennsylvania is a regional historical organization dedicated to preserving and interpreting the history and heritage of Western Pennsylvania and the Pittsburgh area.
-
D.
City of Pittsburgh Historic Review Commission
The City of Pittsburgh Historic Review Commission is a municipal body responsible for designating and overseeing the preservation of historic landmarks and districts within Pittsburgh.
-
E.
Pittsburgh History and Landmarks Foundation Historic Landmark
Pittsburgh History and Landmarks Foundation Historic Landmark is a designation awarded by a regional preservation organization to recognize and protect historically and architecturally significant sites in the Pittsburgh area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasLandmarkStatusFrom Context triple: [Smithfield Street Bridge, hasLandmarkStatusFrom, Pittsburgh History & Landmarks Foundation]
-
A.
hasLandmarkStatusIn
Indicates that an entity holds a recognized landmark status within a specified geographic or administrative area.
-
B.
hasLandmarkStatusReason
Indicates the reason or justification for which something has been assigned a particular landmark status.
-
C.
hasLandmarkProperty
Indicates that something possesses a notable or defining landmark-related characteristic or feature.
-
D.
hasLandStatus
Indicates that an entity possesses a particular legal or administrative status regarding land (such as ownership, tenure, protection, or use designation).
-
E.
hasLandmarkUnderManagement
Indicates that an entity is responsible for managing or overseeing a particular landmark.
- 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_69d886d279c081909f8ff1f743ddeb69 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3f40775848190ada44742c0113ab3 |
completed | April 18, 2026, 9:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0170e362048190beb72cd6aab496fb |
completed | May 11, 2026, 6:02 a.m. |
| PD | Predicate disambiguation | batch_69e3830d2a90819092386717dc56f0e8 |
completed | April 18, 2026, 1:11 p.m. |
| PDg | Predicate description generation | batch_69e3873f62108190966c4e741ebd548d |
completed | April 18, 2026, 1:29 p.m. |
Created at: April 10, 2026, 5:36 a.m.