Triple

T4824516
Position Surface form Disambiguated ID Type / Status
Subject Charlton, Massachusetts E107789 entity
Predicate hasBodyOfWater P1778 FINISHED
Object Glen Echo Lake
Glen Echo Lake is a small recreational lake in Charlton, Massachusetts, known for activities such as boating, fishing, and lakeside living.
 E473077 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: Glen Echo Lake | Statement: [Charlton, Massachusetts, hasBodyOfWater, Glen Echo Lake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Glen Echo Lake
Context triple: [Charlton, Massachusetts, hasBodyOfWater, Glen Echo Lake]
  • A. Ellicott Creek Park
    Ellicott Creek Park is a public recreational park in Erie County, New York, offering green space, trails, and waterfront access along Ellicott Creek.
  • B. Lake Accotink Park
    Lake Accotink Park is a popular Fairfax County, Virginia recreational area centered around Lake Accotink, offering trails, boating, picnicking, and other outdoor activities.
  • C. Glen Echo Park
    Glen Echo Park is a historic arts and cultural center in Glen Echo, Maryland, known for its restored 1921 Dentzel carousel, arts classes, festivals, and performances.
  • D. Cabin John Regional Park
    Cabin John Regional Park is a large Montgomery County, Maryland park known for its wooded trails, picnic areas, playgrounds, and recreational facilities including the Cabin John Ice Rink and miniature train.
  • E. East Potomac Park
    East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
  • 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: Glen Echo Lake
Triple: [Charlton, Massachusetts, hasBodyOfWater, Glen Echo Lake]
Generated description
Glen Echo Lake is a small recreational lake in Charlton, Massachusetts, known for activities such as boating, fishing, and lakeside living.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Glen Echo Lake
Target entity description: Glen Echo Lake is a small recreational lake in Charlton, Massachusetts, known for activities such as boating, fishing, and lakeside living.
  • A. Ellicott Creek Park
    Ellicott Creek Park is a public recreational park in Erie County, New York, offering green space, trails, and waterfront access along Ellicott Creek.
  • B. Lake Accotink Park
    Lake Accotink Park is a popular Fairfax County, Virginia recreational area centered around Lake Accotink, offering trails, boating, picnicking, and other outdoor activities.
  • C. Glen Echo Park
    Glen Echo Park is a historic arts and cultural center in Glen Echo, Maryland, known for its restored 1921 Dentzel carousel, arts classes, festivals, and performances.
  • D. Cabin John Regional Park
    Cabin John Regional Park is a large Montgomery County, Maryland park known for its wooded trails, picnic areas, playgrounds, and recreational facilities including the Cabin John Ice Rink and miniature train.
  • E. East Potomac Park
    East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
  • 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_69bd43fac8188190803f0327190621e4 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6cadb2bc81909455149e46eb593a completed March 20, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4dc6ddcc8190903c0737476bbe36 completed March 21, 2026, 7:50 a.m.
NEDg Description generation batch_69be4fd6581881908ce99ed0e531504d completed March 21, 2026, 7:59 a.m.
NED2 Entity disambiguation (via description) batch_69be5037528881909e17870b7d01fa1f completed March 21, 2026, 8 a.m.
Created at: March 20, 2026, 1:24 p.m.