Triple
T17151685
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Smithfield Street Bridge |
E416235
|
entity |
| Predicate | isPartOf |
P10
|
FINISHED |
| Object |
Pittsburgh riverfront historic landscape
The Pittsburgh riverfront historic landscape is a designated historic area along Pittsburgh’s rivers that encompasses significant industrial, transportation, and architectural sites reflecting the city’s development as a major American river and steel hub.
|
E1252794
|
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: Pittsburgh riverfront historic landscape | Statement: [Smithfield Street Bridge, isPartOf, Pittsburgh riverfront historic landscape]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh riverfront historic landscape Context triple: [Smithfield Street Bridge, isPartOf, Pittsburgh riverfront historic landscape]
-
A.
Allegheny River waterfront
The Allegheny River waterfront is a stretch of riverfront along the Allegheny River featuring recreational, scenic, and community spaces in and around New Kensington, Pennsylvania.
-
B.
Allegheny Riverfront Park
Allegheny Riverfront Park is an urban waterfront park in Pittsburgh, Pennsylvania, known for its terraced landscapes, river overlooks, and integration of public art along the Allegheny River.
-
C.
Monongahela Riverfront Park
Monongahela Riverfront Park is a public recreational green space along the Monongahela River in Monongahela, Pennsylvania, featuring walking paths, river views, and community gathering areas.
-
D.
Pittsburgh North Shore riverfront
The Pittsburgh North Shore riverfront is a scenic urban waterfront area along the Allegheny and Ohio Rivers known for its walking trails, parks, and views of the downtown skyline.
-
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. 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: Pittsburgh riverfront historic landscape Triple: [Smithfield Street Bridge, isPartOf, Pittsburgh riverfront historic landscape]
Generated description
The Pittsburgh riverfront historic landscape is a designated historic area along Pittsburgh’s rivers that encompasses significant industrial, transportation, and architectural sites reflecting the city’s development as a major American river and steel hub.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh riverfront historic landscape Target entity description: The Pittsburgh riverfront historic landscape is a designated historic area along Pittsburgh’s rivers that encompasses significant industrial, transportation, and architectural sites reflecting the city’s development as a major American river and steel hub.
-
A.
Allegheny River waterfront
The Allegheny River waterfront is a stretch of riverfront along the Allegheny River featuring recreational, scenic, and community spaces in and around New Kensington, Pennsylvania.
-
B.
Allegheny Riverfront Park
Allegheny Riverfront Park is an urban waterfront park in Pittsburgh, Pennsylvania, known for its terraced landscapes, river overlooks, and integration of public art along the Allegheny River.
-
C.
Monongahela Riverfront Park
Monongahela Riverfront Park is a public recreational green space along the Monongahela River in Monongahela, Pennsylvania, featuring walking paths, river views, and community gathering areas.
-
D.
Pittsburgh North Shore riverfront
The Pittsburgh North Shore riverfront is a scenic urban waterfront area along the Allegheny and Ohio Rivers known for its walking trails, parks, and views of the downtown skyline.
-
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. 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_6a01415d19288190beb3c94da2ce8c0e |
completed | May 11, 2026, 2:39 a.m. |
| NEDg | Description generation | batch_6a01422c0f088190b162c7086bc93585 |
completed | May 11, 2026, 2:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0142f274ec819081eb15a3ea0e1b13 |
completed | May 11, 2026, 2:46 a.m. |
Created at: April 10, 2026, 5:36 a.m.