Triple
T13103779
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chatham, Massachusetts |
E310787
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Chatham Railroad Museum |
E84524
|
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 Railroad Museum | Statement: [Chatham, Massachusetts, hasLandmark, Chatham Railroad Museum]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chatham Railroad Museum Context triple: [Chatham, Massachusetts, hasLandmark, Chatham Railroad Museum]
-
A.
Chatham Railroad Museum
chosen
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.
-
B.
Museum of the American Railroad
The Museum of the American Railroad is a heritage museum in Frisco, Texas, dedicated to preserving and showcasing historic locomotives, railcars, and the history of railroading in the United States.
-
C.
Atchison Rail Museum
Atchison Rail Museum is a local railroad history museum in Atchison, Kansas, featuring historic train cars, locomotives, and rail-related exhibits.
-
D.
Chesapeake Beach Railway Museum
The Chesapeake Beach Railway Museum is a local history museum in Chesapeake Beach, Maryland, dedicated to preserving and interpreting the story of the historic Chesapeake Beach Railway and the resort town that grew around it.
-
E.
Railroad & Ferry Depot Museum
The Railroad & Ferry Depot Museum is a historic museum in Tiburon, California, showcasing the town’s past as a major railroad and ferry terminus on San Francisco Bay.
- 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_69f6e277b89c8190a0d895eb46836525 |
completed | May 3, 2026, 5:51 a.m. |
Created at: April 9, 2026, 9:04 p.m.