Triple

T2580903
Position Surface form Disambiguated ID Type / Status
Subject Forest Park (Portland, Oregon) E57086 entity
Predicate nearbyAttraction P3449 FINISHED
Object Pittock Mansion
Pittock Mansion is a historic early-20th-century house museum in Portland, Oregon, renowned for its architecture and panoramic views of the city and surrounding mountains.
E279824 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: Pittock Mansion | Statement: [Forest Park (Portland, Oregon), nearbyAttraction, Pittock Mansion]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pittock Mansion
Context triple: [Forest Park (Portland, Oregon), nearbyAttraction, Pittock Mansion]
  • A. Petersen House
    Petersen House is the Washington, D.C. boarding house where President Abraham Lincoln was taken after being shot at Ford’s Theatre and where he ultimately died, making it a significant historic site of the American Civil War era.
  • B. Pittock Conservation Area
    Pittock Conservation Area is a large natural and recreational area in Woodstock, Ontario, known for its reservoir, trails, camping, and outdoor activities such as hiking, fishing, and boating.
  • C. Fairbanks House
    Fairbanks House is a historic timber-frame home in Dedham, Massachusetts, recognized as one of the oldest surviving wooden houses in North America.
  • D. Andrew Carnegie Mansion
    The Andrew Carnegie Mansion is a historic Gilded Age residence on Manhattan’s Upper East Side, originally built for industrialist Andrew Carnegie and now housing a major design museum.
  • E. Portland Building
    The Portland Building is a landmark postmodern office building in downtown Portland, Oregon, designed by architect Michael Graves and noted for its colorful, ornamental façade.
  • 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: Pittock Mansion
Triple: [Forest Park (Portland, Oregon), nearbyAttraction, Pittock Mansion]
Generated description
Pittock Mansion is a historic early-20th-century house museum in Portland, Oregon, renowned for its architecture and panoramic views of the city and surrounding mountains.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pittock Mansion
Target entity description: Pittock Mansion is a historic early-20th-century house museum in Portland, Oregon, renowned for its architecture and panoramic views of the city and surrounding mountains.
  • A. Petersen House
    Petersen House is the Washington, D.C. boarding house where President Abraham Lincoln was taken after being shot at Ford’s Theatre and where he ultimately died, making it a significant historic site of the American Civil War era.
  • B. Pittock Conservation Area
    Pittock Conservation Area is a large natural and recreational area in Woodstock, Ontario, known for its reservoir, trails, camping, and outdoor activities such as hiking, fishing, and boating.
  • C. Fairbanks House
    Fairbanks House is a historic timber-frame home in Dedham, Massachusetts, recognized as one of the oldest surviving wooden houses in North America.
  • D. Andrew Carnegie Mansion
    The Andrew Carnegie Mansion is a historic Gilded Age residence on Manhattan’s Upper East Side, originally built for industrialist Andrew Carnegie and now housing a major design museum.
  • E. Portland Building
    The Portland Building is a landmark postmodern office building in downtown Portland, Oregon, designed by architect Michael Graves and noted for its colorful, ornamental façade.
  • 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_69ab4a4dca6481908c301f8e317396e7 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd3c6da888190ba7abfe37d182602 completed March 7, 2026, 7:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69af6579bab88190891c23721eaccfc8 completed March 10, 2026, 12:27 a.m.
NEDg Description generation batch_69af67843ef481909dfa3d6cb29cef51 completed March 10, 2026, 12:36 a.m.
NED2 Entity disambiguation (via description) batch_69af67fc75c48190aa04defed7ad2aaf completed March 10, 2026, 12:38 a.m.
Created at: March 6, 2026, 9:49 p.m.