Triple

T1424937
Position Surface form Disambiguated ID Type / Status
Subject Mystic River watershed E30307 entity
Predicate contains P35 FINISHED
Object Upper Mystic Lake
Upper Mystic Lake is a freshwater lake in Massachusetts known for its recreational use, scenic surroundings, and role as part of the Mystic River system.
 E164557 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: Upper Mystic Lake | Statement: [Mystic River watershed, contains, Upper Mystic Lake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Upper Mystic Lake
Context triple: [Mystic River watershed, contains, Upper Mystic Lake]
  • A. Oneida Lake
    Oneida Lake is a large, shallow lake in central New York known for its recreational fishing, boating, and role as an important link in the region’s waterways.
  • B. Mohegan Lake
    Mohegan Lake is a residential hamlet and census-designated place in northern Westchester County, New York, centered around its namesake lake.
  • C. Blue Mountain Lake, New York
    Blue Mountain Lake, New York is a small hamlet in the central Adirondacks known for its scenic mountain lake setting and historic resorts.
  • D. Otisco Lake
    Otisco Lake is one of New York State’s Finger Lakes, known for its scenic beauty, recreational opportunities, and role as a regional water resource.
  • E. Lake Mohegan
    Lake Mohegan is a residential hamlet in the town of Yorktown in Westchester County, New York.
  • 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: Upper Mystic Lake
Triple: [Mystic River watershed, contains, Upper Mystic Lake]
Generated description
Upper Mystic Lake is a freshwater lake in Massachusetts known for its recreational use, scenic surroundings, and role as part of the Mystic River system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Upper Mystic Lake
Target entity description: Upper Mystic Lake is a freshwater lake in Massachusetts known for its recreational use, scenic surroundings, and role as part of the Mystic River system.
  • A. Oneida Lake
    Oneida Lake is a large, shallow lake in central New York known for its recreational fishing, boating, and role as an important link in the region’s waterways.
  • B. Mohegan Lake
    Mohegan Lake is a residential hamlet and census-designated place in northern Westchester County, New York, centered around its namesake lake.
  • C. Blue Mountain Lake, New York
    Blue Mountain Lake, New York is a small hamlet in the central Adirondacks known for its scenic mountain lake setting and historic resorts.
  • D. Otisco Lake
    Otisco Lake is one of New York State’s Finger Lakes, known for its scenic beauty, recreational opportunities, and role as a regional water resource.
  • E. Lake Mohegan
    Lake Mohegan is a residential hamlet in the town of Yorktown in Westchester County, New York.
  • 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_69a498fb823c8190a67ce4c4837e641a completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c4bd59148190b96f9f585e07aa0d completed March 1, 2026, 10:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad01646fd481909fcd92a1cc027fa2 completed March 8, 2026, 4:56 a.m.
NEDg Description generation batch_69ad022095f88190a68f40a56c7e1729 completed March 8, 2026, 4:59 a.m.
NED2 Entity disambiguation (via description) batch_69ad031af0c8819095df7bd413915c14 completed March 8, 2026, 5:03 a.m.
Created at: March 1, 2026, 8 p.m.