Triple

T6225729
Position Surface form Disambiguated ID Type / Status
Subject T4 beam line E139227 entity
Predicate servesFacility P26183 FINISHED
Object SPS North Area experimental halls 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 North Area experimental halls | Statement: [T4 beam line, servesFacility, SPS North Area experimental halls]

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 North Area experimental halls
Context triple: [T4 beam line, servesFacility, SPS North Area experimental halls]
  • A. 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.
  • B. SPS North Area beamlines
    The SPS North Area beamlines are a complex of high-energy particle beams at CERN’s Super Proton Synchrotron used to deliver protons and secondary particles to fixed-target experiments and test facilities.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69c008afd3148190b71e9eaa60420dd1 elicitation completed
NER batch_69c062d42c688190be4d8d8325d6daaa ner completed
NED1 batch_69c5190757648190a73575e680a35684 ned_source_triple completed
Created at: March 22, 2026, 4:22 p.m.