Triple
T16548
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Middlesex County, Massachusetts |
E328
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Charles River |
E1807
|
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: Charles River | Statement: [Middlesex County, Massachusetts, contains, Charles River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charles River Context triple: [Middlesex County, Massachusetts, contains, Charles River]
-
A.
Charles River
chosen
The Charles River is a prominent river in eastern Massachusetts that flows between Boston and Cambridge and is known for its scenic banks, recreational activities, and role in the region’s history and culture.
-
B.
Merrimack River
The Merrimack River is a major New England waterway that flows through New Hampshire and northeastern Massachusetts, historically important for powering textile mills and shaping the industrial development of the region.
-
C.
Concord River
The Concord River is a historically significant river in eastern Massachusetts, known for its role in early American history and its scenic, meandering course through the town of Concord.
-
D.
Malden River
The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
-
E.
Saugus River
The Saugus River is a coastal river in northeastern Massachusetts that flows through communities including Saugus and Lynn before emptying into the Atlantic Ocean.
- 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_69a23d7ad88c8190bffe8ab091d86642 |
completed | Feb. 28, 2026, 12:57 a.m. |
| NER | Named-entity recognition | batch_69a24003aca48190b98c2df43d65e496 |
completed | Feb. 28, 2026, 1:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a35b5f4ac88190bc12cc7cf7e5a090 |
completed | Feb. 28, 2026, 9:17 p.m. |
Created at: Feb. 28, 2026, 1:02 a.m.