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.