Triple

T5541726
Position Surface form Disambiguated ID Type / Status
Subject City of Pittsburgh park system E145304 entity
Predicate hasPart P35 FINISHED
Object Mellon Park
Mellon Park is a historic public park in Pittsburgh, Pennsylvania, known for its formal gardens, landscaped grounds, and cultural events.
E535923 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 Park | Statement: [City of Pittsburgh park system, hasPart, Mellon Park]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mellon Park
Context triple: [City of Pittsburgh park system, hasPart, Mellon Park]
  • A. Cook Park
    Cook Park is a popular riverside community park in Tualatin, Oregon, featuring trails, sports fields, picnic areas, and access to the Tualatin River.
  • B. Cook Park
    Cook Park is a popular community park in Tigard, Oregon, known for its recreational facilities, trails, and access to the Tualatin River.
  • C. Fleming Park
    Fleming Park is a large public recreation area in Jackson County, Missouri, known for its lakes, campgrounds, and outdoor activities near the Kansas City metropolitan area.
  • D. Confederation Park
    Confederation Park is a prominent urban park in downtown Ottawa, Canada, known for hosting public events, festivals, and commemorations near key national landmarks.
  • E. Johnson Park
    Johnson Park is a large public riverside park in Piscataway, New Jersey, known for its open green spaces, walking paths, and recreational facilities along the Raritan River.
  • 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 Park
Triple: [City of Pittsburgh park system, hasPart, Mellon Park]
Generated description
Mellon Park is a historic public park in Pittsburgh, Pennsylvania, known for its formal gardens, landscaped grounds, and cultural events.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mellon Park
Target entity description: Mellon Park is a historic public park in Pittsburgh, Pennsylvania, known for its formal gardens, landscaped grounds, and cultural events.
  • A. Cook Park
    Cook Park is a popular riverside community park in Tualatin, Oregon, featuring trails, sports fields, picnic areas, and access to the Tualatin River.
  • B. Cook Park
    Cook Park is a popular community park in Tigard, Oregon, known for its recreational facilities, trails, and access to the Tualatin River.
  • C. Fleming Park
    Fleming Park is a large public recreation area in Jackson County, Missouri, known for its lakes, campgrounds, and outdoor activities near the Kansas City metropolitan area.
  • D. Confederation Park
    Confederation Park is a prominent urban park in downtown Ottawa, Canada, known for hosting public events, festivals, and commemorations near key national landmarks.
  • E. Johnson Park
    Johnson Park is a large public riverside park in Piscataway, New Jersey, known for its open green spaces, walking paths, and recreational facilities along the Raritan River.
  • 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_69c04cec35248190bae940a95e79a586 completed March 22, 2026, 8:11 p.m.
NEDg Description generation batch_69c04e8422dc8190879ee52bd6850565 completed March 22, 2026, 8:18 p.m.
NED2 Entity disambiguation (via description) batch_69c04f3963888190b1c85b3bb9ff5d44 completed March 22, 2026, 8:21 p.m.
Created at: March 22, 2026, 3:35 p.m.