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.