Triple
T5541731
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City of Pittsburgh park system |
E145304
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Mellon Square
Mellon Square is a historic modernist urban plaza and green space in downtown Pittsburgh, known for its distinctive geometric design and role as a key public gathering spot in the city’s Golden Triangle.
|
E538977
|
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: Mellon Square | Statement: [City of Pittsburgh park system, hasPart, Mellon Square]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mellon Square Context triple: [City of Pittsburgh park system, hasPart, Mellon Square]
-
A.
Reynolds Square
Reynolds Square is one of Savannah, Georgia’s historic public squares, known for its charming green space, surrounding architecture, and colonial-era significance.
-
B.
Reynolds Square
Reynolds Square is a public square located in the coastal city of Brunswick, Georgia, serving as one of its historic urban green spaces.
-
C.
Sullivan Square
Sullivan Square is a neighborhood in the Charlestown area of Boston, Massachusetts, known historically as a major transportation hub and gateway to the city.
-
D.
Stevenson Square
Stevenson Square is a prominent public square and social hub in Manchester’s Northern Quarter, known for its street art, independent bars, and vibrant cultural scene.
-
E.
Franklin Square
Franklin Square is a suburban hamlet in Nassau County, Long Island, known as a residential community just outside New York City.
- 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: Mellon Square Triple: [City of Pittsburgh park system, hasPart, Mellon Square]
Generated description
Mellon Square is a historic modernist urban plaza and green space in downtown Pittsburgh, known for its distinctive geometric design and role as a key public gathering spot in the city’s Golden Triangle.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mellon Square Target entity description: Mellon Square is a historic modernist urban plaza and green space in downtown Pittsburgh, known for its distinctive geometric design and role as a key public gathering spot in the city’s Golden Triangle.
-
A.
Reynolds Square
Reynolds Square is one of Savannah, Georgia’s historic public squares, known for its charming green space, surrounding architecture, and colonial-era significance.
-
B.
Reynolds Square
Reynolds Square is a public square located in the coastal city of Brunswick, Georgia, serving as one of its historic urban green spaces.
-
C.
Sullivan Square
Sullivan Square is a neighborhood in the Charlestown area of Boston, Massachusetts, known historically as a major transportation hub and gateway to the city.
-
D.
Stevenson Square
Stevenson Square is a prominent public square and social hub in Manchester’s Northern Quarter, known for its street art, independent bars, and vibrant cultural scene.
-
E.
Franklin Square
Franklin Square is one of Philadelphia’s original five public squares, now a historic urban park featuring fountains, family attractions, and green space in the Old City area.
- 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_69c008fa64888190adae56c8f9ea4031 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01fc7e26481908cec8d0483170ea5 |
completed | March 22, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c059df62ac8190865dda631da4cec0 |
completed | March 22, 2026, 9:06 p.m. |
| NEDg | Description generation | batch_69c05b3696c0819081e869a229fb881f |
completed | March 22, 2026, 9:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c05bb8a4988190b1b27f42e22d0187 |
completed | March 22, 2026, 9:14 p.m. |
Created at: March 22, 2026, 3:35 p.m.