Triple
T7874646
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cambridge water supply system |
E182820
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | City of Cambridge |
E113375
|
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: City of Cambridge | Statement: [Cambridge water supply system, ownedBy, City of Cambridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City of Cambridge Context triple: [Cambridge water supply system, ownedBy, City of Cambridge]
-
A.
City of Cambridge
chosen
The City of Cambridge is a historic and culturally vibrant Massachusetts city known for its prestigious universities, diverse neighborhoods, and rich architectural heritage.
-
B.
City of Cambridge
The City of Cambridge is a mid-sized urban municipality in southwestern Ontario, Canada, known for its historic downtowns along the Grand and Speed Rivers and its role within the Region of Waterloo.
-
C.
CAMBRIDGE
Cambridge is a historic university city in eastern England, renowned for the University of Cambridge and its rich academic and architectural heritage.
-
D.
Cambridge
Cambridge is a town in New Zealand known for its picturesque rural setting, equestrian culture, and proximity to the Waikato River.
-
E.
Cambridge
Cambridge is a prominent city in the Greater Boston area best known as the home of Harvard University and the Massachusetts Institute of Technology (MIT).
- 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_69ca828a17248190b46defe758bc5ad3 |
completed | March 30, 2026, 2:02 p.m. |
| NER | Named-entity recognition | batch_69cb39a961188190b2f12f8fe5d66641 |
completed | March 31, 2026, 3:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cbdf9535c48190a73653a773553d01 |
completed | March 31, 2026, 2:52 p.m. |
Created at: March 30, 2026, 4:56 p.m.