Triple

T2582880
Position Surface form Disambiguated ID Type / Status
Subject Charles Town, West Virginia E57132 entity
Predicate hasLandmark P105 FINISHED
Object Hollywood Casino at Charles Town Races
Hollywood Casino at Charles Town Races is a combined thoroughbred racetrack and casino resort in Charles Town, West Virginia, known for live horse racing, slot machines, table games, and entertainment.
E280271 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: Hollywood Casino at Charles Town Races | Statement: [Charles Town, West Virginia, hasLandmark, Hollywood Casino at Charles Town Races]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hollywood Casino at Charles Town Races
Context triple: [Charles Town, West Virginia, hasLandmark, Hollywood Casino at Charles Town Races]
  • A. Arlington International Racecourse
    Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
  • B. Keeneland Race Course
    Keeneland Race Course is a historic Thoroughbred horse racing track and auction house in Lexington, Kentucky, renowned for its prestigious meets and world-class horse sales.
  • C. Churchill Downs
    Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
  • D. Fair Grounds Race Course
    Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
  • E. Ohi Racecourse
    Ohi Racecourse is a major horse racing venue in Tokyo known for its nighttime races and events.
  • 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: Hollywood Casino at Charles Town Races
Triple: [Charles Town, West Virginia, hasLandmark, Hollywood Casino at Charles Town Races]
Generated description
Hollywood Casino at Charles Town Races is a combined thoroughbred racetrack and casino resort in Charles Town, West Virginia, known for live horse racing, slot machines, table games, and entertainment.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hollywood Casino at Charles Town Races
Target entity description: Hollywood Casino at Charles Town Races is a combined thoroughbred racetrack and casino resort in Charles Town, West Virginia, known for live horse racing, slot machines, table games, and entertainment.
  • A. Arlington International Racecourse
    Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
  • B. Keeneland Race Course
    Keeneland Race Course is a historic Thoroughbred horse racing track and auction house in Lexington, Kentucky, renowned for its prestigious meets and world-class horse sales.
  • C. Churchill Downs
    Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
  • D. Fair Grounds Race Course
    Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
  • E. Ohi Racecourse
    Ohi Racecourse is a major horse racing venue in Tokyo known for its nighttime races and events.
  • 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_69abd3c9d0548190b29743ac1d7837ff completed March 7, 2026, 7:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69af657cc2b08190a9055d6da7744851 completed March 10, 2026, 12:27 a.m.
NEDg Description generation batch_69af69a66078819084f341b052860751 completed March 10, 2026, 12:45 a.m.
NED2 Entity disambiguation (via description) batch_69af6a071f1c8190b2a707a0c98ddc94 completed March 10, 2026, 12:47 a.m.
Created at: March 6, 2026, 9:49 p.m.