Triple
T5440523
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CLAS |
E122120
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Thomas Jefferson National Accelerator Facility |
E22381
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Thomas Jefferson National Accelerator Facility | Statement: [CLAS, locatedIn, Thomas Jefferson National Accelerator Facility]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thomas Jefferson National Accelerator Facility Context triple: [CLAS, locatedIn, Thomas Jefferson National Accelerator Facility]
-
A.
Jefferson Lab
chosen
Jefferson Lab is a U.S. national laboratory renowned for its research in nuclear physics, particularly the study of quark structure within nucleons using high-energy electron beams.
-
B.
National Synchrotron Radiation Laboratory
The National Synchrotron Radiation Laboratory is a major Chinese research facility that operates synchrotron light sources for advanced studies in physics, materials science, chemistry, and related fields.
-
C.
Brookhaven National Laboratory
Brookhaven National Laboratory is a major U.S. Department of Energy research facility on Long Island known for its cutting-edge work in nuclear and particle physics, materials science, and energy research.
-
D.
Fermi National Accelerator Laboratory
Fermi National Accelerator Laboratory is a leading U.S. Department of Energy particle physics research facility known for its high-energy accelerators and contributions to fundamental physics discoveries.
-
E.
SLAC National Accelerator Laboratory
SLAC National Accelerator Laboratory is a U.S. Department of Energy national lab in California known for its cutting-edge research in particle physics, astrophysics, and accelerator science.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69bd46400768819092925d461c0b8432 |
elicitation | completed |
| NER | batch_69bd91bfdc5481908c0894efcd2bff8e |
ner | completed |
| NED1 | batch_69bf412aa8bc81908d74589b2a38e5eb |
ned_source_triple | completed |
Created at: March 20, 2026, 2:07 p.m.