Triple
T22149846
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Summa Corporation |
E547383
|
entity |
| Predicate | owned |
P347
|
FINISHED |
| Object | Landmark Hotel and Casino |
—
|
NE NERFINISHED |
How this triple was built (3 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: Landmark Hotel and Casino | Statement: [Summa Corporation, owned, Landmark Hotel and Casino]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Landmark Hotel and Casino Context triple: [Summa Corporation, owned, Landmark Hotel and Casino]
-
A.
Flamingo Hotel and Casino
Flamingo Hotel and Casino is a historic Las Vegas Strip resort widely regarded as one of the city’s first luxury casinos and a key catalyst in transforming Las Vegas into a major gambling and entertainment destination.
-
B.
Riviera Hotel and Casino
Riviera Hotel and Casino was a famed Las Vegas Strip resort known for its classic mid-century glamour, long-running entertainment acts, and frequent appearances in films and television.
-
C.
Plaza Hotel and Casino
Plaza Hotel and Casino is a longtime downtown Las Vegas resort known for its classic casino, hotel tower, and prominent location at the west end of Fremont Street.
-
D.
Treasure Island Hotel and Casino
Treasure Island Hotel and Casino is a pirate-themed resort and casino on the Las Vegas Strip, known for its entertainment-focused atmosphere and origins as one of Steve Wynn’s major Strip developments.
-
E.
Sands Hotel and Casino
Sands Hotel and Casino was a famed Las Vegas Strip resort and entertainment venue best known as a central hub of 1950s–60s glamour and Rat Pack-era performances.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Landmark Hotel and Casino Target entity description: Landmark Hotel and Casino was a prominent, space-age–themed high-rise resort in Las Vegas known for its distinctive tower and turbulent financial history before its demolition in the 1990s.
-
A.
Flamingo Hotel and Casino
Flamingo Hotel and Casino is a historic Las Vegas Strip resort widely regarded as one of the city’s first luxury casinos and a key catalyst in transforming Las Vegas into a major gambling and entertainment destination.
-
B.
Riviera Hotel and Casino
Riviera Hotel and Casino was a famed Las Vegas Strip resort known for its classic mid-century glamour, long-running entertainment acts, and frequent appearances in films and television.
-
C.
Plaza Hotel and Casino
Plaza Hotel and Casino is a longtime downtown Las Vegas resort known for its classic casino, hotel tower, and prominent location at the west end of Fremont Street.
-
D.
Treasure Island Hotel and Casino
Treasure Island Hotel and Casino is a pirate-themed resort and casino on the Las Vegas Strip, known for its entertainment-focused atmosphere and origins as one of Steve Wynn’s major Strip developments.
-
E.
Sands Hotel and Casino
Sands Hotel and Casino was a famed Las Vegas Strip resort and entertainment venue best known as a central hub of 1950s–60s glamour and Rat Pack-era performances.
- F. None of above. chosen
Provenance (2 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_69e11e3b52088190ad5df386d01eb2fb |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f129f2c0e881909c3488bb5eb5959d |
completed | April 28, 2026, 9:43 p.m. |
Created at: April 16, 2026, 8:33 p.m.