Triple
T4813906
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Thacher Island South Tower |
E107137
|
entity |
| Predicate | heritageStatus |
P923
|
FINISHED |
| Object | National Historic Landmark (as part of Thacher Island Light Station) |
E1004
|
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: National Historic Landmark (as part of Thacher Island Light Station) | Statement: [Thacher Island South Tower, heritageStatus, National Historic Landmark (as part of Thacher Island Light Station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: National Historic Landmark (as part of Thacher Island Light Station) Context triple: [Thacher Island South Tower, heritageStatus, National Historic Landmark (as part of Thacher Island Light Station)]
-
A.
National Historic Landmark
chosen
A National Historic Landmark is a designation given by the U.S. federal government to buildings, sites, structures, or objects recognized as having exceptional historical significance to the nation.
-
B.
U.S. Naval Station historic area
The U.S. Naval Station historic area is a preserved district in American Samoa that showcases former U.S. naval facilities and architecture reflecting early 20th-century American military presence in the Pacific.
-
C.
Old Lighthouse Museum
The Old Lighthouse Museum is a historic maritime museum housed in a preserved 19th-century lighthouse on the Lake Michigan shoreline in Michigan City, Indiana.
-
D.
U.S. National Historic Shrine
The U.S. National Historic Shrine designation is a special federal recognition given to exceptionally significant historic sites in the United States, highlighting their outstanding national importance and preservation.
-
E.
Museum at Portland Head Light
The Museum at Portland Head Light is a historic maritime museum in Cape Elizabeth, Maine, featuring exhibits on lighthouse history, shipwrecks, and the region’s coastal heritage.
- 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_69bd43f779448190b92885cb70abb6c2 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6c80ce048190a7c9f14431d7c62f |
completed | March 20, 2026, 3:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be4db1b67c81908272d8b7e7e4e1f1 |
completed | March 21, 2026, 7:50 a.m. |
Created at: March 20, 2026, 1:23 p.m.