Triple

T679
Position Surface form Disambiguated ID Type / Status
Subject Everett, Massachusetts E13 entity
Predicate crossedByRiver P225 FINISHED
Object Malden River
The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
E330 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: Malden River | Statement: [Everett, Massachusetts, crossedByRiver, Malden River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Malden River
Context triple: [Everett, Massachusetts, crossedByRiver, Malden River]
  • A. Hudson River
    The Hudson River is a major waterway in eastern New York State that flows south past cities like Albany and New York City before emptying into the Atlantic Ocean at New York Harbor.
  • B. Everett, Massachusetts, United States
    Everett, Massachusetts, United States, is a small industrial city just north of Boston known historically for its manufacturing base and as the birthplace of influential engineer and science administrator Vannevar Bush.
  • C. Douglas
    Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
  • D. MBTA Fitchburg Line
    The MBTA Fitchburg Line is a commuter rail route in the Greater Boston area that runs between Boston and Fitchburg, serving numerous suburban communities along the way.
  • E. Massachusetts
    Massachusetts is a U.S. state in New England known for its pivotal role in American history, prestigious universities, and major cultural and economic centers like Boston.
  • 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: Malden River
Triple: [Everett, Massachusetts, crossedByRiver, Malden River]
Generated description
The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Malden River
Target entity description: The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
  • A. Hudson River
    The Hudson River is a major waterway in eastern New York State that flows south past cities like Albany and New York City before emptying into the Atlantic Ocean at New York Harbor.
  • B. Cape Cod
    Cape Cod is a hook-shaped peninsula in southeastern Massachusetts known for its sandy beaches, maritime villages, and popular summer tourism.
  • C. Everett, Massachusetts, United States
    Everett, Massachusetts, United States, is a small industrial city just north of Boston known historically for its manufacturing base and as the birthplace of influential engineer and science administrator Vannevar Bush.
  • D. Douglas
    Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
  • E. Clay Pit Pond
    Clay Pit Pond is a small, man-made body of water in Belmont, Massachusetts, known as a local recreational and scenic spot surrounded by walking paths and parkland.
  • 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_69a22a285828819081a58308fb963df1 completed Feb. 27, 2026, 11:35 p.m.
NER Named-entity recognition batch_69a232e673a881909276dbf9c37bbff6 completed Feb. 28, 2026, 12:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69a238e0dd0c8190999b824f8f32b9d0 completed Feb. 28, 2026, 12:37 a.m.
NEDg Description generation batch_69a23cb1d34481909d877c8db2d0a500 completed Feb. 28, 2026, 12:54 a.m.
NED2 Entity disambiguation (via description) batch_69a23d0072008190b96d3324aeb5e46d completed Feb. 28, 2026, 12:55 a.m.
Created at: Feb. 27, 2026, 11:36 p.m.