Triple
T16694738
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Altoona, Iowa |
E405684
|
entity |
| Predicate | hasAttraction |
P105
|
FINISHED |
| Object |
Prairie Meadows racetrack and casino
Prairie Meadows racetrack and casino is a combined horse racing track and casino resort located in Altoona, Iowa, offering gaming, live racing, dining, and entertainment.
|
E1228747
|
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: Prairie Meadows racetrack and casino | Statement: [Altoona, Iowa, hasAttraction, Prairie Meadows racetrack and casino]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Prairie Meadows racetrack and casino Context triple: [Altoona, Iowa, hasAttraction, Prairie Meadows racetrack and casino]
-
A.
The Meadows Racetrack and Casino
The Meadows Racetrack and Casino is a popular Pennsylvania entertainment complex featuring live horse racing, a casino gaming floor, and various dining and event options.
-
B.
Ruidoso Downs Race Track
Ruidoso Downs Race Track is a prominent horse racing venue in New Mexico best known for hosting major Quarter Horse and Thoroughbred races, including the prestigious All American Futurity.
-
C.
Prairie’s Edge Casino Resort
Prairie’s Edge Casino Resort is a Native American–owned gaming, lodging, and entertainment complex located near Granite Falls in western Minnesota.
-
D.
Oaklawn Racing Casino Resort
Oaklawn Racing Casino Resort is a historic thoroughbred racetrack and casino complex in Hot Springs, Arkansas, known for its premier horse racing events and gaming entertainment.
-
E.
Mountaineer Casino, Racetrack and Resort
Mountaineer Casino, Racetrack and Resort is a combined casino, thoroughbred racetrack, and hotel complex located in Hancock County in the northern panhandle of West Virginia.
- 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: Prairie Meadows racetrack and casino Triple: [Altoona, Iowa, hasAttraction, Prairie Meadows racetrack and casino]
Generated description
Prairie Meadows racetrack and casino is a combined horse racing track and casino resort located in Altoona, Iowa, offering gaming, live racing, dining, and entertainment.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Prairie Meadows racetrack and casino Target entity description: Prairie Meadows racetrack and casino is a combined horse racing track and casino resort located in Altoona, Iowa, offering gaming, live racing, dining, and entertainment.
-
A.
The Meadows Racetrack and Casino
The Meadows Racetrack and Casino is a popular Pennsylvania entertainment complex featuring live horse racing, a casino gaming floor, and various dining and event options.
-
B.
Ruidoso Downs Race Track
Ruidoso Downs Race Track is a prominent horse racing venue in New Mexico best known for hosting major Quarter Horse and Thoroughbred races, including the prestigious All American Futurity.
-
C.
Prairie’s Edge Casino Resort
Prairie’s Edge Casino Resort is a Native American–owned gaming, lodging, and entertainment complex located near Granite Falls in western Minnesota.
-
D.
Oaklawn Racing Casino Resort
Oaklawn Racing Casino Resort is a historic thoroughbred racetrack and casino complex in Hot Springs, Arkansas, known for its premier horse racing events and gaming entertainment.
-
E.
Mountaineer Casino, Racetrack and Resort
Mountaineer Casino, Racetrack and Resort is a combined casino, thoroughbred racetrack, and hotel complex located in Hancock County in the northern panhandle of West Virginia.
- 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_69d8838db21081909589220fd71440a4 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37eacfa788190a8d2058f96c0d445 |
completed | April 18, 2026, 12:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00919acd308190a3f29040554b9cfc |
completed | May 10, 2026, 2:09 p.m. |
| NEDg | Description generation | batch_6a0092a82e348190bdb7dfbffb8d980b |
completed | May 10, 2026, 2:14 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0093073178819083629ad95ad202d0 |
completed | May 10, 2026, 2:15 p.m. |
Created at: April 10, 2026, 5:19 a.m.