Triple
T14364777
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lechmere Viaduct |
E356202
|
entity |
| Predicate | crossesBetween |
P1530
|
FINISHED |
| Object | East Cambridge |
E12071
|
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: East Cambridge | Statement: [Lechmere Viaduct, crossesBetween, East Cambridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Cambridge Context triple: [Lechmere Viaduct, crossesBetween, East Cambridge]
-
A.
East Cambridge
chosen
East Cambridge is a neighborhood in Cambridge, Massachusetts, known for its mix of historic residential areas, courthouse and government buildings, and rapidly developing tech and commercial spaces near the Charles River.
-
B.
North Cambridge
North Cambridge is a residential neighborhood in the northern part of Cambridge, Massachusetts, known for its diverse community, local businesses, and access to public transit.
-
C.
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.
-
D.
West Cambridge
West Cambridge is a major University of Cambridge site on the western edge of the city that hosts science and engineering departments, research facilities, and related academic infrastructure.
-
E.
Southwest Cambridge
Southwest Cambridge is a district of the city of Cambridge, England, encompassing residential areas, green spaces, and key local roads such as Newnham Road.
- 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_69d8279163a081908aec45c0e3f1e02f |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de8fad48748190a0f34ca4d02f9a3c |
completed | April 14, 2026, 7:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd4c4cb0c4819094d59b4b1d43588b |
completed | May 8, 2026, 2:37 a.m. |
Created at: April 10, 2026, 1:15 a.m.