Triple
T17017167
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Twin Lights of Chatham |
E412851
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | Chatham Coast Guard Station |
E412853
|
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 Coast Guard Station | Statement: [Twin Lights of Chatham, hasComponent, Chatham Coast Guard Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chatham Coast Guard Station Context triple: [Twin Lights of Chatham, hasComponent, Chatham Coast Guard Station]
-
A.
United States Coast Guard Station Chatham
chosen
United States Coast Guard Station Chatham is a coastal rescue and law-enforcement facility on Cape Cod known for its lifesaving operations in the treacherous waters off Chatham, Massachusetts.
-
B.
Coast Guard Station Bodega Bay
Coast Guard Station Bodega Bay is a United States Coast Guard facility on the Northern California coast responsible for maritime safety, search and rescue, and law enforcement operations in the surrounding waters.
-
C.
Coast Guard Station Rio Vista
Coast Guard Station Rio Vista is a United States Coast Guard facility in California responsible for maritime safety, security, and search and rescue operations in the Sacramento–San Joaquin River Delta region.
-
D.
U.S. Coast Guard Station Sandy Hook
U.S. Coast Guard Station Sandy Hook is a maritime safety and security facility that conducts search and rescue, law enforcement, and environmental protection operations along the New Jersey coast and surrounding waters.
-
E.
United States Coast Guard Station Menemsha
United States Coast Guard Station Menemsha is a maritime safety and search-and-rescue facility located on Martha’s Vineyard, Massachusetts, responsible for patrolling and protecting the surrounding coastal waters.
- 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_69d886cc4170819093deddc7b8b4b6a7 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3d47fec248190bf261cac920291b1 |
completed | April 18, 2026, 6:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a011b4ba2a88190a49d355836ff1dcf |
completed | May 10, 2026, 11:56 p.m. |
Created at: April 10, 2026, 5:33 a.m.