Triple
T7915654
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland, Maine |
E183818
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Maine Narrow Gauge Railroad Museum |
E9060
|
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: Maine Narrow Gauge Railroad Museum | Statement: [Portland, Maine, hasLandmark, Maine Narrow Gauge Railroad Museum]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maine Narrow Gauge Railroad Museum Context triple: [Portland, Maine, hasLandmark, Maine Narrow Gauge Railroad Museum]
-
A.
Maine Narrow Gauge Railroad Museum
chosen
The Maine Narrow Gauge Railroad Museum is a heritage railway and museum in Portland, Maine, dedicated to preserving and operating historic two-foot gauge railroad equipment from the state's past.
-
B.
Maine State Museum
The Maine State Museum is the official state museum of Maine, showcasing the state's natural history, cultural heritage, and industrial past through extensive exhibits and collections.
-
C.
Chatham Railroad Museum
The Chatham Railroad Museum is a local history museum in Chatham, Massachusetts, dedicated to preserving and interpreting the town’s railroad heritage through exhibits, artifacts, and educational displays.
-
D.
Maine Mineral and Gem Museum
The Maine Mineral and Gem Museum is a specialized museum in Bethel, Maine, showcasing the state's rich geological heritage through extensive collections of minerals, gems, and meteorites.
-
E.
White Pine Public Museum
White Pine Public Museum is a local history museum in Ely, Nevada, showcasing the region’s mining heritage, pioneer life, and natural history.
- 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_69ca828efbe48190bd48482650182e79 |
completed | March 30, 2026, 2:02 p.m. |
| NER | Named-entity recognition | batch_69cb3a76ae688190b068e4c92603a16d |
completed | March 31, 2026, 3:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cb5be54fdc81909a988114a6f30a13 |
completed | March 31, 2026, 5:30 a.m. |
Created at: March 30, 2026, 5:05 p.m.