Triple

T10555019
Position Surface form Disambiguated ID Type / Status
Subject St. Charles, Missouri E249055 entity
Predicate hasAttraction P105 FINISHED
Object Ameristar Casino Resort Spa St. Charles
Ameristar Casino Resort Spa St. Charles is a large riverfront casino and hotel complex in St. Charles, Missouri, featuring gaming, dining, entertainment, and spa amenities.
E870392 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: Ameristar Casino Resort Spa St. Charles | Statement: [St. Charles, Missouri, hasAttraction, Ameristar Casino Resort Spa St. Charles]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ameristar Casino Resort Spa St. Charles
Context triple: [St. Charles, Missouri, hasAttraction, Ameristar Casino Resort Spa St. Charles]
  • A. L’Auberge Casino Resort Lake Charles
    L’Auberge Casino Resort Lake Charles is a large waterfront casino and hotel complex in Lake Charles, Louisiana, known for its gaming, golf course, spa, and entertainment amenities.
  • B. The Orleans Hotel and Casino
    The Orleans Hotel and Casino is a New Orleans–themed off-Strip resort in Las Vegas known for its casino, live entertainment, and mid-market accommodations.
  • C. Golden Nugget Lake Charles
    Golden Nugget Lake Charles is a resort casino in Lake Charles, Louisiana, featuring gaming, hotel accommodations, dining, and entertainment.
  • D. Rivers Casino Des Plaines
    Rivers Casino Des Plaines is a major Chicago-area casino and entertainment complex offering gaming, dining, and events in Des Plaines, Illinois.
  • E. Horseshoe Council Bluffs casino
    Horseshoe Council Bluffs casino is a popular riverboat-style gaming and entertainment complex in Council Bluffs, Iowa, featuring casino games, dining, and live 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: Ameristar Casino Resort Spa St. Charles
Triple: [St. Charles, Missouri, hasAttraction, Ameristar Casino Resort Spa St. Charles]
Generated description
Ameristar Casino Resort Spa St. Charles is a large riverfront casino and hotel complex in St. Charles, Missouri, featuring gaming, dining, entertainment, and spa amenities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ameristar Casino Resort Spa St. Charles
Target entity description: Ameristar Casino Resort Spa St. Charles is a large riverfront casino and hotel complex in St. Charles, Missouri, featuring gaming, dining, entertainment, and spa amenities.
  • A. L’Auberge Casino Resort Lake Charles
    L’Auberge Casino Resort Lake Charles is a large waterfront casino and hotel complex in Lake Charles, Louisiana, known for its gaming, golf course, spa, and entertainment amenities.
  • B. The Orleans Hotel and Casino
    The Orleans Hotel and Casino is a New Orleans–themed off-Strip resort in Las Vegas known for its casino, live entertainment, and mid-market accommodations.
  • C. Golden Nugget Lake Charles
    Golden Nugget Lake Charles is a resort casino in Lake Charles, Louisiana, featuring gaming, hotel accommodations, dining, and entertainment.
  • D. Rivers Casino Des Plaines
    Rivers Casino Des Plaines is a major Chicago-area casino and entertainment complex offering gaming, dining, and events in Des Plaines, Illinois.
  • E. Horseshoe Council Bluffs casino
    Horseshoe Council Bluffs casino is a popular riverboat-style gaming and entertainment complex in Council Bluffs, Iowa, featuring casino games, dining, and live 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_69d381c733c08190ab1dd6239f5f34ae completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d52712a9988190bf63e7c47f6e6fc1 completed April 7, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69d9346f6a38819087647e7a09f40c41 completed April 10, 2026, 5:33 p.m.
NEDg Description generation batch_69d938c979788190b11b02748ed44153 completed April 10, 2026, 5:52 p.m.
NED2 Entity disambiguation (via description) batch_69d9398b63f08190910dd838ad11de6e completed April 10, 2026, 5:55 p.m.
Created at: April 6, 2026, 12:34 p.m.