Triple

T92558
Position Surface form Disambiguated ID Type / Status
Subject Portland, Maine E1859 entity
Predicate hasLandmark P105 FINISHED
Object Wadsworth-Longfellow House
The Wadsworth-Longfellow House is a historic 18th-century home and museum best known as the childhood residence of American poet Henry Wadsworth Longfellow.
 E14334 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: Wadsworth-Longfellow House | Statement: [Portland, Maine, hasLandmark, Wadsworth-Longfellow House]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Wadsworth-Longfellow House
Context triple: [Portland, Maine, hasLandmark, Wadsworth-Longfellow House]
  • A. Longfellow House–Washington's Headquarters National Historic Site
    Longfellow House–Washington's Headquarters National Historic Site is a historic house in Cambridge, Massachusetts, that served both as George Washington’s Revolutionary War headquarters and later as the home of poet Henry Wadsworth Longfellow.
  • B. Harriet Beecher Stowe House (Hartford)
    The Harriet Beecher Stowe House in Hartford is a historic museum and former residence of the famed abolitionist author, preserved to interpret her life, work, and impact on the anti-slavery movement.
  • C. Walt Whitman Birthplace State Historic Site
    Walt Whitman Birthplace State Historic Site is a museum and preserved home dedicated to the life and legacy of American poet Walt Whitman.
  • D. Harriet Beecher Stowe House (Cincinnati)
    The Harriet Beecher Stowe House in Cincinnati is a historic museum and former residence where the famed abolitionist author lived and drew inspiration for her influential novel "Uncle Tom’s Cabin."
  • E. Metlar–Bodine House Museum
    The Metlar–Bodine House Museum is a historic 18th-century home-turned-museum that preserves and interprets the local history and heritage of the Piscataway area.
  • 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: Wadsworth-Longfellow House
Triple: [Portland, Maine, hasLandmark, Wadsworth-Longfellow House]
Generated description
The Wadsworth-Longfellow House is a historic 18th-century home and museum best known as the childhood residence of American poet Henry Wadsworth Longfellow.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Wadsworth-Longfellow House
Target entity description: The Wadsworth-Longfellow House is a historic 18th-century home and museum best known as the childhood residence of American poet Henry Wadsworth Longfellow.
  • A. Longfellow House–Washington's Headquarters National Historic Site
    Longfellow House–Washington's Headquarters National Historic Site is a historic house in Cambridge, Massachusetts, that served both as George Washington’s Revolutionary War headquarters and later as the home of poet Henry Wadsworth Longfellow.
  • B. Harriet Beecher Stowe House (Hartford)
    The Harriet Beecher Stowe House in Hartford is a historic museum and former residence of the famed abolitionist author, preserved to interpret her life, work, and impact on the anti-slavery movement.
  • C. Walt Whitman Birthplace State Historic Site
    Walt Whitman Birthplace State Historic Site is a museum and preserved home dedicated to the life and legacy of American poet Walt Whitman.
  • D. Harriet Beecher Stowe House (Cincinnati)
    The Harriet Beecher Stowe House in Cincinnati is a historic museum and former residence where the famed abolitionist author lived and drew inspiration for her influential novel "Uncle Tom’s Cabin."
  • E. Metlar–Bodine House Museum
    The Metlar–Bodine House Museum is a historic 18th-century home-turned-museum that preserves and interprets the local history and heritage of the Piscataway area.
  • 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_69a24d1a97dc819094e6c021fe9b05a7 completed Feb. 28, 2026, 2:04 a.m.
NER Named-entity recognition batch_69a24faa6d608190920c8fc144e85e21 completed Feb. 28, 2026, 2:15 a.m.
NED1 Entity disambiguation (via context triple) batch_69a29e45d6488190bc982137255c79f9 completed Feb. 28, 2026, 7:50 a.m.
NEDg Description generation batch_69a2a04b1d008190aa1b353cb239de69 completed Feb. 28, 2026, 7:59 a.m.
NED2 Entity disambiguation (via description) batch_69a2a17dd35c81909b90cae5ad204aae completed Feb. 28, 2026, 8:04 a.m.
Created at: Feb. 28, 2026, 2:07 a.m.