Triple
T510240
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Niagara Falls |
E10589
|
entity |
| Predicate | hasObservationDeck |
P105
|
FINISHED |
| Object | Prospect Point Observation Tower |
E63644
|
NE FINISHED |
How this triple was built (2 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: Prospect Point Observation Tower | Statement: [Niagara Falls, hasObservationDeck, Prospect Point Observation Tower]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Prospect Point Observation Tower Context triple: [Niagara Falls, hasObservationDeck, Prospect Point Observation Tower]
-
A.
Donald D. Engen Observation Tower
The Donald D. Engen Observation Tower is a public viewing tower at the Smithsonian’s National Air and Space Museum annex near Dulles Airport, offering panoramic views of the airfield and aircraft operations.
-
B.
Prospect Point
chosen
Prospect Point is a prominent observation area on the American side of Niagara Falls offering close-up views of the American Falls and surrounding scenery.
-
C.
Shell Tower
Shell Tower, now known as A’DAM Tower, is a prominent high-rise landmark in Amsterdam that has been transformed from a former corporate office building into a mixed-use cultural, entertainment, and business hub overlooking the IJ river.
-
D.
High Rock Tower
High Rock Tower is a historic stone observation tower and former lighthouse in Lynn, Massachusetts, known for its panoramic coastal views and public park setting.
-
E.
Point Sur Lighthouse
Point Sur Lighthouse is a historic 19th-century light station perched on a volcanic rock along California’s Big Sur coast, guiding ships along the rugged Pacific shoreline.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a2e848adf881908e5e04f7af030093 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f164a9d48190b525a97b5c06ffe2 |
completed | Feb. 28, 2026, 1:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4a14e37208190b4df8e75b6fe03fb |
completed | March 1, 2026, 8:27 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.