Triple

T14733031
Position Surface form Disambiguated ID Type / Status
Subject Mystic Valley Parkway E346127 entity
Predicate partOf P40 FINISHED
Object Metropolitan Park System of Massachusetts
The Metropolitan Park System of Massachusetts is a network of interconnected parks, parkways, and reservations in the Greater Boston area, managed to preserve natural landscapes and provide public recreation.
E1118222 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: Metropolitan Park System of Massachusetts | Statement: [Mystic Valley Parkway, partOf, Metropolitan Park System of Massachusetts]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metropolitan Park System of Massachusetts
Context triple: [Mystic Valley Parkway, partOf, Metropolitan Park System of Massachusetts]
  • A. Middlesex Fells Reservation
    Middlesex Fells Reservation is a large state-owned natural area north of Boston known for its forests, reservoirs, and extensive network of hiking and biking trails.
  • B. Boston park system
    The Boston park system is an interconnected network of urban parks and greenways, including the historic Emerald Necklace, that provides recreational space and natural scenery throughout Boston.
  • C. Massapequa Preserve
    Massapequa Preserve is a natural area and public park on Long Island, New York, known for its woodlands, ponds, and walking and biking trails.
  • D. Forest Park (Springfield, Massachusetts)
    Forest Park in Springfield, Massachusetts is a large historic urban park known for its extensive recreational facilities, scenic landscapes, and family attractions including a zoo and seasonal events.
  • E. Charles River Reservation
    Charles River Reservation is a linear state park in Massachusetts that preserves and provides recreational access to the scenic banks and basin of the Charles 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: Metropolitan Park System of Massachusetts
Triple: [Mystic Valley Parkway, partOf, Metropolitan Park System of Massachusetts]
Generated description
The Metropolitan Park System of Massachusetts is a network of interconnected parks, parkways, and reservations in the Greater Boston area, managed to preserve natural landscapes and provide public recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Metropolitan Park System of Massachusetts
Target entity description: The Metropolitan Park System of Massachusetts is a network of interconnected parks, parkways, and reservations in the Greater Boston area, managed to preserve natural landscapes and provide public recreation.
  • A. Middlesex Fells Reservation
    Middlesex Fells Reservation is a large state-owned natural area north of Boston known for its forests, reservoirs, and extensive network of hiking and biking trails.
  • B. Boston park system
    The Boston park system is an interconnected network of urban parks and greenways, including the historic Emerald Necklace, that provides recreational space and natural scenery throughout Boston.
  • C. Massapequa Preserve
    Massapequa Preserve is a natural area and public park on Long Island, New York, known for its woodlands, ponds, and walking and biking trails.
  • D. Forest Park (Springfield, Massachusetts)
    Forest Park in Springfield, Massachusetts is a large historic urban park known for its extensive recreational facilities, scenic landscapes, and family attractions including a zoo and seasonal events.
  • E. Charles River Reservation
    Charles River Reservation is a linear state park in Massachusetts that preserves and provides recreational access to the scenic banks and basin of the Charles 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_69d822e5911c8190ba589f957dbd9ba7 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69dec72ea9348190817efcdaa973d7f7 completed April 14, 2026, 11:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69fe0ce3d1d88190951e88bef88db500 completed May 8, 2026, 4:18 p.m.
NEDg Description generation batch_69fe13d318ac81909d339c4cc5c83070 completed May 8, 2026, 4:48 p.m.
NED2 Entity disambiguation (via description) batch_69fe142e5030819081bfe87d5d7b6581 completed May 8, 2026, 4:49 p.m.
Created at: April 10, 2026, 1:29 a.m.