Triple

T6319288
Position Surface form Disambiguated ID Type / Status
Subject T8 beam line E141694 entity
Predicate locatedIn P40 FINISHED
Object SPS experimental hall E24806 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: SPS experimental hall | Statement: [T8 beam line, locatedIn, SPS experimental hall]

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: SPS experimental hall
Context triple: [T8 beam line, locatedIn, SPS experimental hall]
  • A. SPEAR storage ring
    The SPEAR storage ring is an electron storage ring at SLAC National Accelerator Laboratory that historically served as both a particle physics collider and a synchrotron radiation source, forming the basis for later upgrades like SPEAR3.
  • B. SPS Heavy Ion and Neutrino Experiment
    The SPS Heavy Ion and Neutrino Experiment (NA61/SHINE) is a fixed-target particle physics experiment at CERN’s Super Proton Synchrotron that studies hadron production in proton, pion, and ion collisions for strong-interaction physics and neutrino beam characterization.
  • C. North Area of CERN SPS chosen
    The North Area of CERN’s Super Proton Synchrotron (SPS) is a major experimental zone hosting fixed-target high-energy physics experiments that use proton beams extracted from the SPS accelerator.
  • D. Fermilab Booster
    Fermilab Booster is a rapid-cycling synchrotron at Fermilab that accelerates protons to intermediate energies before sending them to higher-energy accelerators and experiments.
  • E. Proton Synchrotron Booster
    The Proton Synchrotron Booster is a circular particle accelerator at CERN that increases the energy of protons from the linear accelerator before injecting them into larger synchrotrons in the accelerator complex.
  • 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_69c008d13b8c8190be47d896eb735605 elicitation completed
NER batch_69c064c4ed7c8190bd066dc7cd3d1329 ner completed
NED1 batch_69c5e48485308190adc2208ad46faaa7 ned_source_triple completed
Created at: March 22, 2026, 4:29 p.m.