Triple

T15551
Position Surface form Disambiguated ID Type / Status
Subject Harvard Yard E310 entity
Predicate contains P35 FINISHED
Object Sever Hall
Sever Hall is a historic red-brick academic building at Harvard University, known for its distinctive Romanesque architecture and use as a classroom facility.
E2638 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: Sever Hall | Statement: [Harvard Yard, contains, Sever Hall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sever Hall
Context triple: [Harvard Yard, contains, Sever Hall]
  • A. Rosslyn
    Rosslyn is a major urban business district in Arlington, Virginia, known for its high-rise skyline, corporate offices, and views across the Potomac River to Washington, D.C.
  • B. Bridgewater Hall
    Bridgewater Hall is a major concert venue in Manchester, England, renowned as the home of the Hallé Orchestra and for hosting classical, jazz, and popular music performances.
  • C. Kendal Green
    Kendal Green is a commuter rail station in Weston, Massachusetts, served by the MBTA's Fitchburg Line.
  • D. Ruckelshaus
    Ruckelshaus is the surname of William D. Ruckelshaus, a prominent American lawyer and public official best known as the first head of the U.S. Environmental Protection Agency and a key figure in the Watergate-era "Saturday Night Massacre."
  • E. Royal Naval College, Osborne
    Royal Naval College, Osborne was a former Royal Navy officer training establishment on the Isle of Wight that educated young naval cadets, including future King George VI.
  • 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: Sever Hall
Triple: [Harvard Yard, contains, Sever Hall]
Generated description
Sever Hall is a historic red-brick academic building at Harvard University, known for its distinctive Romanesque architecture and use as a classroom facility.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sever Hall
Target entity description: Sever Hall is a historic red-brick academic building at Harvard University, known for its distinctive Romanesque architecture and use as a classroom facility.
  • A. Rosslyn
    Rosslyn is a major urban business district in Arlington, Virginia, known for its high-rise skyline, corporate offices, and views across the Potomac River to Washington, D.C.
  • B. Bridgewater Hall
    Bridgewater Hall is a major concert venue in Manchester, England, renowned as the home of the Hallé Orchestra and for hosting classical, jazz, and popular music performances.
  • C. Kendal Green
    Kendal Green is a commuter rail station in Weston, Massachusetts, served by the MBTA's Fitchburg Line.
  • D. Ruckelshaus
    Ruckelshaus is the surname of William D. Ruckelshaus, a prominent American lawyer and public official best known as the first head of the U.S. Environmental Protection Agency and a key figure in the Watergate-era "Saturday Night Massacre."
  • E. Royal Naval College, Osborne
    Royal Naval College, Osborne was a former Royal Navy officer training establishment on the Isle of Wight that educated young naval cadets, including future King George VI.
  • 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_69a23d7ad88c8190bffe8ab091d86642 completed Feb. 28, 2026, 12:57 a.m.
NER Named-entity recognition batch_69a2400257208190b3cd87ad2a06c18f completed Feb. 28, 2026, 1:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69a24e56618081909ba0879a05cd698c completed Feb. 28, 2026, 2:09 a.m.
NEDg Description generation batch_69a250c8cf7c8190b71c65d204d21fd8 completed Feb. 28, 2026, 2:19 a.m.
NED2 Entity disambiguation (via description) batch_69a2514627f081909a032877d07b30bf completed Feb. 28, 2026, 2:21 a.m.
Created at: Feb. 28, 2026, 1:02 a.m.