Triple

T9433990
Position Surface form Disambiguated ID Type / Status
Subject Humarock Beach E227454 entity
Predicate near P350 FINISHED
Object South River (Massachusetts)
South River (Massachusetts) is a coastal river in southeastern Massachusetts that flows through the towns of Marshfield and Scituate before emptying into the Atlantic Ocean near Humarock Beach.
E799156 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: South River (Massachusetts) | Statement: [Humarock Beach, near, South River (Massachusetts)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South River (Massachusetts)
Context triple: [Humarock Beach, near, South River (Massachusetts)]
  • A. Still River, Massachusetts
    Still River, Massachusetts is a small rural village within the town of Harvard known for its scenic landscapes along the Nashua River and historic New England character.
  • B. North River (Massachusetts)
    North River (Massachusetts) is a tidal river in southeastern Massachusetts that flows through towns such as Hanover before emptying into Massachusetts Bay.
  • C. Squannacook River
    The Squannacook River is a scenic tributary of the Nashua River in north-central Massachusetts, known for its forested surroundings, wildlife habitat, and recreational opportunities such as fishing and paddling.
  • D. Sippican River
    The Sippican River is a small coastal river in southeastern Massachusetts that flows through the town of Marion before emptying into Buzzards Bay.
  • E. Green River (Massachusetts)
    Green River (Massachusetts) is a tributary stream in western Massachusetts that flows through rural and small-town landscapes before joining the Housatonic 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: South River (Massachusetts)
Triple: [Humarock Beach, near, South River (Massachusetts)]
Generated description
South River (Massachusetts) is a coastal river in southeastern Massachusetts that flows through the towns of Marshfield and Scituate before emptying into the Atlantic Ocean near Humarock Beach.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South River (Massachusetts)
Target entity description: South River (Massachusetts) is a coastal river in southeastern Massachusetts that flows through the towns of Marshfield and Scituate before emptying into the Atlantic Ocean near Humarock Beach.
  • A. Still River, Massachusetts
    Still River, Massachusetts is a small rural village within the town of Harvard known for its scenic landscapes along the Nashua River and historic New England character.
  • B. North River (Massachusetts)
    North River (Massachusetts) is a tidal river in southeastern Massachusetts that flows through towns such as Hanover before emptying into Massachusetts Bay.
  • C. Squannacook River
    The Squannacook River is a scenic tributary of the Nashua River in north-central Massachusetts, known for its forested surroundings, wildlife habitat, and recreational opportunities such as fishing and paddling.
  • D. Sippican River
    The Sippican River is a small coastal river in southeastern Massachusetts that flows through the town of Marion before emptying into Buzzards Bay.
  • E. Green River (Massachusetts)
    Green River (Massachusetts) is a tributary stream in western Massachusetts that flows through rural and small-town landscapes before joining the Housatonic 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_69ca8437a7ac81908651de48f2d2141d completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd7e62d53c81908055e0967e6cd54d completed April 1, 2026, 8:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1104514d481908d7cb9a87a01f1e2 completed April 4, 2026, 1:21 p.m.
NEDg Description generation batch_69d1115ed8c48190af02a8ec38c8e2b9 completed April 4, 2026, 1:25 p.m.
NED2 Entity disambiguation (via description) batch_69d111f3190c8190ba2fe5687212da25 completed April 4, 2026, 1:28 p.m.
Created at: March 30, 2026, 7:49 p.m.