Triple
T22382018
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | X-ray free-electron lasers |
E553296
|
entity |
| Predicate | notableFacility |
P105
|
FINISHED |
| Object | PAL-XFEL |
—
|
NE NERFINISHED |
How this triple was built (3 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: PAL-XFEL | Statement: [X-ray free-electron lasers, notableFacility, PAL-XFEL]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PAL-XFEL Context triple: [X-ray free-electron lasers, notableFacility, PAL-XFEL]
-
A.
European XFEL (in cooperation)
The European XFEL is a large-scale international research facility in Germany that produces ultra-intense X-ray flashes for cutting-edge experiments in physics, chemistry, materials science, and biology.
-
B.
SwissFEL free-electron laser
The SwissFEL free-electron laser is a cutting-edge X-ray research facility in Switzerland that generates ultra-short, high-brilliance pulses for advanced studies in physics, chemistry, biology, and materials science.
-
C.
FERMI free-electron laser
FERMI is a state-of-the-art free-electron laser facility in Italy that provides ultra-bright, tunable X-ray and ultraviolet light pulses for advanced research in physics, chemistry, and materials science.
-
D.
X-ray free-electron lasers
X-ray free-electron lasers are powerful research instruments that generate extremely bright, ultrashort X-ray pulses for probing matter and high-field quantum phenomena at atomic and subatomic scales.
-
E.
LCLS-II
LCLS-II is an advanced next-generation X-ray free-electron laser facility designed to produce extremely bright, ultrafast X-ray pulses for cutting-edge scientific research.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PAL-XFEL Target entity description: PAL-XFEL is a major South Korean X-ray free-electron laser facility that provides ultra-bright, ultra-short X-ray pulses for cutting-edge research in physics, chemistry, materials science, and biology.
-
A.
European XFEL (in cooperation)
The European XFEL is a large-scale international research facility in Germany that produces ultra-intense X-ray flashes for cutting-edge experiments in physics, chemistry, materials science, and biology.
-
B.
SwissFEL free-electron laser
The SwissFEL free-electron laser is a cutting-edge X-ray research facility in Switzerland that generates ultra-short, high-brilliance pulses for advanced studies in physics, chemistry, biology, and materials science.
-
C.
FERMI free-electron laser
FERMI is a state-of-the-art free-electron laser facility in Italy that provides ultra-bright, tunable X-ray and ultraviolet light pulses for advanced research in physics, chemistry, and materials science.
-
D.
X-ray free-electron lasers
X-ray free-electron lasers are powerful research instruments that generate extremely bright, ultrashort X-ray pulses for probing matter and high-field quantum phenomena at atomic and subatomic scales.
-
E.
LCLS-II
LCLS-II is an advanced next-generation X-ray free-electron laser facility designed to produce extremely bright, ultrafast X-ray pulses for cutting-edge scientific research.
- F. None of above. chosen
Provenance (2 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_69e11e4c03248190a26a5060ea6973ee |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1582cce608190b5324b30f349a3ff |
completed | April 29, 2026, 1 a.m. |
Created at: April 16, 2026, 8:45 p.m.