Triple

T1515505
Position Surface form Disambiguated ID Type / Status
Subject Charles Appleton Longfellow E32108 entity
Predicate residence P75 FINISHED
Object Craigie House, Cambridge, Massachusetts
Craigie House in Cambridge, Massachusetts is a historic mansion best known as the longtime home of poet Henry Wadsworth Longfellow and later a center of literary and cultural life.
E172799 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: Craigie House, Cambridge, Massachusetts | Statement: [Charles Appleton Longfellow, residence, Craigie House, Cambridge, Massachusetts]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Craigie House, Cambridge, Massachusetts
Context triple: [Charles Appleton Longfellow, residence, Craigie House, Cambridge, Massachusetts]
  • A. Harvard House
    Harvard House is a historic timber-framed museum in Stratford-upon-Avon, England, associated with the family of John Harvard, the founder of Harvard University.
  • B. Vassall House (Cambridge, Massachusetts)
    Vassall House in Cambridge, Massachusetts is a historic Georgian mansion best known as the former Loyalist estate later used by George Washington as his headquarters during the Siege of Boston.
  • C. Central Square, Cambridge
    Central Square, Cambridge is a vibrant commercial and cultural district in Cambridge, Massachusetts, known for its diverse restaurants, nightlife, music venues, and historic urban streetscape.
  • D. Massachusetts Hall
    Massachusetts Hall is one of Harvard University's oldest buildings, historically used as a dormitory and administrative space in Harvard Yard.
  • E. Harvard Hall
    Harvard Hall is a historic academic building at Harvard University, known for housing classrooms and lecture halls in the heart of Harvard Yard.
  • 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: Craigie House, Cambridge, Massachusetts
Triple: [Charles Appleton Longfellow, residence, Craigie House, Cambridge, Massachusetts]
Generated description
Craigie House in Cambridge, Massachusetts is a historic mansion best known as the longtime home of poet Henry Wadsworth Longfellow and later a center of literary and cultural life.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Craigie House, Cambridge, Massachusetts
Target entity description: Craigie House in Cambridge, Massachusetts is a historic mansion best known as the longtime home of poet Henry Wadsworth Longfellow and later a center of literary and cultural life.
  • A. Harvard House
    Harvard House is a historic timber-framed museum in Stratford-upon-Avon, England, associated with the family of John Harvard, the founder of Harvard University.
  • B. Vassall House (Cambridge, Massachusetts)
    Vassall House in Cambridge, Massachusetts is a historic Georgian mansion best known as the former Loyalist estate later used by George Washington as his headquarters during the Siege of Boston.
  • C. Central Square, Cambridge
    Central Square, Cambridge is a vibrant commercial and cultural district in Cambridge, Massachusetts, known for its diverse restaurants, nightlife, music venues, and historic urban streetscape.
  • D. Massachusetts Hall
    Massachusetts Hall is one of Harvard University's oldest buildings, historically used as a dormitory and administrative space in Harvard Yard.
  • E. Harvard Hall
    Harvard Hall is a historic academic building at Harvard University, known for housing classrooms and lecture halls in the heart of Harvard Yard.
  • 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_69a885e8caf88190a5fbb6159ce87786 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a907da75388190bfbdbedbd46adbdc completed March 5, 2026, 4:34 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad23429f1c81909f435030de687675 completed March 8, 2026, 7:20 a.m.
NEDg Description generation batch_69ad24acd82481908b052cecb555b213 completed March 8, 2026, 7:26 a.m.
NED2 Entity disambiguation (via description) batch_69ad254d930c81908932aa76640121ba completed March 8, 2026, 7:29 a.m.
Created at: March 4, 2026, 7:26 p.m.