Triple
T256760
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Square |
E5451
|
entity |
| Predicate | hasInstitution |
P186
|
FINISHED |
| Object |
Cambridge Police Department headquarters
The Cambridge Police Department headquarters is the main administrative and operational center for law enforcement services in the city of Cambridge, Massachusetts.
|
E33108
|
NE FINISHED |
How this triple was built (4 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: Cambridge Police Department headquarters | Statement: [Central Square, hasInstitution, Cambridge Police Department headquarters]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cambridge Police Department headquarters Context triple: [Central Square, hasInstitution, Cambridge Police Department headquarters]
-
A.
Cambridge city center
Cambridge city center is the main commercial and cultural hub of Cambridge, Massachusetts, encompassing historic districts, universities, shops, and restaurants.
-
B.
Cambridge City Council
Cambridge City Council is the local authority responsible for providing municipal services and administering local governance for the city of Cambridge in England.
-
C.
Newton Police Department
The Newton Police Department is the municipal law enforcement agency responsible for public safety and policing services in the city of Newton, Massachusetts.
-
D.
The Backs, Cambridge
The Backs, Cambridge is a picturesque area of parkland and college gardens behind several University of Cambridge colleges, renowned for its scenic views, historic architecture, and riverside walks.
-
E.
West Cambridge
West Cambridge is a primarily residential neighborhood in the western part of Cambridge, Massachusetts, known for its historic homes, tree-lined streets, and proximity to the Charles River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Cambridge Police Department headquarters Triple: [Central Square, hasInstitution, Cambridge Police Department headquarters]
Generated description
The Cambridge Police Department headquarters is the main administrative and operational center for law enforcement services in the city of Cambridge, Massachusetts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cambridge Police Department headquarters Target entity description: The Cambridge Police Department headquarters is the main administrative and operational center for law enforcement services in the city of Cambridge, Massachusetts.
-
A.
Cambridge city center
Cambridge city center is the main commercial and cultural hub of Cambridge, Massachusetts, encompassing historic districts, universities, shops, and restaurants.
-
B.
Cambridge City Council
Cambridge City Council is the local authority responsible for providing municipal services and administering local governance for the city of Cambridge in England.
-
C.
Newton Police Department
The Newton Police Department is the municipal law enforcement agency responsible for public safety and policing services in the city of Newton, Massachusetts.
-
D.
The Backs, Cambridge
The Backs, Cambridge is a picturesque area of parkland and college gardens behind several University of Cambridge colleges, renowned for its scenic views, historic architecture, and riverside walks.
-
E.
West Cambridge
West Cambridge is a primarily residential neighborhood in the western part of Cambridge, Massachusetts, known for its historic homes, tree-lined streets, and proximity to the Charles River.
- F. None of above. chosen
Provenance (5 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_69a2580a64ac8190ad76e34bb0715b5e |
completed | Feb. 28, 2026, 2:50 a.m. |
| NER | Named-entity recognition | batch_69a25d5884c88190a349d7593b688921 |
completed | Feb. 28, 2026, 3:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a37958242c81909d114fba70b4211c |
completed | Feb. 28, 2026, 11:25 p.m. |
| NEDg | Description generation | batch_69a379b2662c81909903c43b544dda06 |
completed | Feb. 28, 2026, 11:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a37a5bdbb08190a0b8a053adc6c797 |
completed | Feb. 28, 2026, 11:29 p.m. |
Created at: Feb. 28, 2026, 2:55 a.m.