Triple

T8177749
Position Surface form Disambiguated ID Type / Status
Subject FERMI free-electron laser E190979 entity
Predicate hasBeamline P52380 FINISHED
Object FEL-2
FEL-2 is a high-gain, seeded free-electron laser beamline at the FERMI facility, designed to produce intense, coherent extreme-ultraviolet and soft X-ray radiation for advanced scientific experiments.
E717905 NE FINISHED

How this triple was built (4 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: FEL-2 | Statement: [FERMI free-electron laser, hasBeamline, FEL-2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: FEL-2
Context triple: [FERMI free-electron laser, hasBeamline, FEL-2]
  • A. FEL-1
    FEL-1 is one of the primary beamlines of the FERMI free-electron laser facility, delivering coherent extreme-ultraviolet and soft X-ray radiation for advanced scientific experiments.
  • B. Gepard self-propelled anti-aircraft gun
    The Gepard self-propelled anti-aircraft gun is a German-made, radar-guided, armored air-defense vehicle equipped with twin 35 mm cannons designed to protect ground forces from low-flying aircraft and helicopters.
  • C. SU-85 self-propelled gun
    The SU-85 self-propelled gun was a Soviet World War II tank destroyer armed with an 85 mm gun and built on the chassis of the T-34 medium tank.
  • D. Katyusha rocket launcher
    The Katyusha rocket launcher was a Soviet World War II-era multiple rocket artillery system famed for its devastating salvos and distinctive howling sound.
  • E. S-25 Berkut
    The S-25 Berkut was an early Soviet fixed surface-to-air missile system developed in the 1950s to provide high-altitude air defense for Moscow during the Cold War.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: FEL-2
Triple: [FERMI free-electron laser, hasBeamline, FEL-2]
Generated description
FEL-2 is a high-gain, seeded free-electron laser beamline at the FERMI facility, designed to produce intense, coherent extreme-ultraviolet and soft X-ray radiation for advanced scientific experiments.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: FEL-2
Target entity description: FEL-2 is a high-gain, seeded free-electron laser beamline at the FERMI facility, designed to produce intense, coherent extreme-ultraviolet and soft X-ray radiation for advanced scientific experiments.
  • A. FEL-1
    FEL-1 is one of the primary beamlines of the FERMI free-electron laser facility, delivering coherent extreme-ultraviolet and soft X-ray radiation for advanced scientific experiments.
  • B. Gepard self-propelled anti-aircraft gun
    The Gepard self-propelled anti-aircraft gun is a German-made, radar-guided, armored air-defense vehicle equipped with twin 35 mm cannons designed to protect ground forces from low-flying aircraft and helicopters.
  • C. SU-85 self-propelled gun
    The SU-85 self-propelled gun was a Soviet World War II tank destroyer armed with an 85 mm gun and built on the chassis of the T-34 medium tank.
  • D. Katyusha rocket launcher
    The Katyusha rocket launcher was a Soviet World War II-era multiple rocket artillery system famed for its devastating salvos and distinctive howling sound.
  • E. S-25 Berkut
    The S-25 Berkut was an early Soviet fixed surface-to-air missile system developed in the 1950s to provide high-altitude air defense for Moscow during the Cold War.
  • F. None of above. chosen

Provenance (5 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_69ca82c4538081909404325aa5639483 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb7266bc148190984060b7b95effb5 completed March 31, 2026, 7:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69cced64c9588190b8db6452c364347d completed April 1, 2026, 10:03 a.m.
NEDg Description generation batch_69ccf09a952c8190ace6a9f0012ad90a completed April 1, 2026, 10:16 a.m.
NED2 Entity disambiguation (via description) batch_69cd0579b6d08190a5c68d730e1c6284 completed April 1, 2026, 11:46 a.m.
Created at: March 30, 2026, 5:40 p.m.