Triple
T13103775
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chatham, Massachusetts |
E310787
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Chatham Lighthouse |
E90253
|
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: Chatham Lighthouse | Statement: [Chatham, Massachusetts, hasLandmark, Chatham Lighthouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chatham Lighthouse Context triple: [Chatham, Massachusetts, hasLandmark, Chatham Lighthouse]
-
A.
Chatham Lighthouse
chosen
Chatham Lighthouse is a historic coastal beacon on Cape Cod in Massachusetts, renowned for guiding ships through the treacherous waters off Chatham.
-
B.
West Chop Lighthouse
West Chop Lighthouse is a historic navigational beacon located on the West Chop headland in Vineyard Haven, Martha’s Vineyard, Massachusetts.
-
C.
Warwick Neck Lighthouse
Warwick Neck Lighthouse is a historic navigational beacon located on Warwick Neck in Warwick, Rhode Island, guiding vessels on Narragansett Bay.
-
D.
Newhaven Lighthouse
Newhaven Lighthouse is a historic coastal beacon located at the entrance to Newhaven Harbour on the south coast of England.
-
E.
Jamestown Lighthouse
Jamestown Lighthouse is a historic coastal beacon in the Jamestown district of Accra, Ghana, serving as both a navigational aid and a prominent local landmark.
- 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_69d806a872d08190a329806f8ff30df4 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98153255c8190b6ab64ac0c4716f8 |
completed | April 10, 2026, 11:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6ead8f3a881909a32afc268e3b385 |
completed | May 3, 2026, 6:27 a.m. |
Created at: April 9, 2026, 9:04 p.m.