Triple

T9472140
Position Surface form Disambiguated ID Type / Status
Subject Columbia Lions E228416 entity
Predicate homeBoathouse P4624 FINISHED
Object Overpeck Park (rowing facility)
Overpeck Park is a rowing facility in New Jersey that serves as the primary training and racing venue for Columbia University's varsity rowing teams.
E800247 NE FINISHED

How this triple was built (5 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: Overpeck Park (rowing facility) | Statement: [Columbia Lions, homeBoathouse, Overpeck Park (rowing facility)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Overpeck Park (rowing facility)
Context triple: [Columbia Lions, homeBoathouse, Overpeck Park (rowing facility)]
  • A. T. Gary Rogers Rowing Center
    The T. Gary Rogers Rowing Center is a rowing facility in Berkeley, California, serving as the primary boathouse and training base for the University of California, Berkeley’s rowing programs.
  • B. Burnaby Lake Rowing Pavilion
    Burnaby Lake Rowing Pavilion is a rowing and event facility on Burnaby Lake in Burnaby, British Columbia, serving as a hub for competitive rowing, training, and community gatherings.
  • C. Oak Ridge rowing course
    Oak Ridge Rowing Course is a renowned rowing and regatta venue in Oak Ridge, Tennessee, known for its calm waters and frequent national and international competitions.
  • D. Lake Carnegie rowing course
    Lake Carnegie rowing course is a renowned stretch of water in Princeton, New Jersey, used primarily for collegiate rowing and regattas, especially by Princeton University crews.
  • E. Newell Boathouse
    Newell Boathouse is Harvard University's historic rowing facility on the Charles River that serves as the primary home for the Harvard Crimson men's crew program.
  • 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: Overpeck Park (rowing facility)
Triple: [Columbia Lions, homeBoathouse, Overpeck Park (rowing facility)]
Generated description
Overpeck Park is a rowing facility in New Jersey that serves as the primary training and racing venue for Columbia University's varsity rowing teams.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Overpeck Park (rowing facility)
Target entity description: Overpeck Park is a rowing facility in New Jersey that serves as the primary training and racing venue for Columbia University's varsity rowing teams.
  • A. T. Gary Rogers Rowing Center
    The T. Gary Rogers Rowing Center is a rowing facility in Berkeley, California, serving as the primary boathouse and training base for the University of California, Berkeley’s rowing programs.
  • B. Burnaby Lake Rowing Pavilion
    Burnaby Lake Rowing Pavilion is a rowing and event facility on Burnaby Lake in Burnaby, British Columbia, serving as a hub for competitive rowing, training, and community gatherings.
  • C. Oak Ridge rowing course
    Oak Ridge Rowing Course is a renowned rowing and regatta venue in Oak Ridge, Tennessee, known for its calm waters and frequent national and international competitions.
  • D. Lake Carnegie rowing course
    Lake Carnegie rowing course is a renowned stretch of water in Princeton, New Jersey, used primarily for collegiate rowing and regattas, especially by Princeton University crews.
  • E. Newell Boathouse
    Newell Boathouse is Harvard University's historic rowing facility on the Charles River that serves as the primary home for the Harvard Crimson men's crew program.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: homeBoathouse
Context triple: [Columbia Lions, homeBoathouse, Overpeck Park (rowing facility)]
  • A. boathouseLocation
    Indicates the place where a boathouse is situated or located.
  • B. hasNumberOfBoathouses
    Indicates the quantity of boathouses associated with a given entity.
  • C. homeTo chosen
    Indicates that a place serves as the primary location, residence, or habitat for a person, group, or thing.
  • D. homePool
    Indicates that an entity is associated with or belongs to a primary or default pool, typically used as its main or originating pool.
  • E. hasBoat
    Indicates that one entity possesses, owns, or has control over a boat.
  • F. None of above.

Provenance (6 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_69ca847162c48190b079076c9595513c completed March 30, 2026, 2:10 p.m.
NER Named-entity recognition batch_69cd7fef6f288190b2d158c829b31de9 completed April 1, 2026, 8:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69d122cd0728819088f6c832cd90d832 completed April 4, 2026, 2:40 p.m.
NEDg Description generation batch_69d12350baa08190b08f619391acbd75 completed April 4, 2026, 2:42 p.m.
NED2 Entity disambiguation (via description) batch_69d123af901c819098bb1401846f0daf completed April 4, 2026, 2:43 p.m.
PD Predicate disambiguation batch_69cca55f01b081908dc0f12eaa45f832 completed April 1, 2026, 4:55 a.m.
Created at: March 30, 2026, 7:54 p.m.