Triple
T16029442
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line Extension |
E388804
|
entity |
| Predicate | includesStation |
P33789
|
FINISHED |
| Object | Medford/Tufts |
E734400
|
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: Medford/Tufts | Statement: [Green Line Extension, includesStation, Medford/Tufts]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Medford/Tufts Context triple: [Green Line Extension, includesStation, Medford/Tufts]
-
A.
Tufts University Medford/Somerville campus
chosen
Tufts University’s Medford/Somerville campus is the university’s main hilltop campus just outside Boston, housing its central academic, residential, and administrative facilities.
-
B.
Medford, Massachusetts
Medford, Massachusetts is a historic city just northwest of Boston, known for being the home of Tufts University and for its role in early American colonial and industrial history.
-
C.
Medford campus
Medford campus is a satellite location of Southern Oregon University that extends the university’s academic programs and services to students in the Medford area.
-
D.
Harvard, Massachusetts
Harvard, Massachusetts is a small New England town in Worcester County known for its rural character, historic farms, and scenic conservation land.
-
E.
Cambridge, Massachusetts
Cambridge, Massachusetts is a historic and academically renowned city just outside Boston, best known for being home to world-leading universities and research institutions.
- 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_69d86dada3808190825d5f80d72fbe88 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e1832a56ec8190a47fd2cf83a42fd4 |
completed | April 17, 2026, 12:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffcf35ae808190aeb154a273c32a70 |
completed | May 10, 2026, 12:20 a.m. |
Created at: April 10, 2026, 4:56 a.m.