Triple

T7756272
Position Surface form Disambiguated ID Type / Status
Subject 1927 Crimean earthquake E175903 entity
Predicate intensityScale P1942 FINISHED
Object Mercalli intensity scale E68930 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: Mercalli intensity scale | Statement: [1927 Crimean earthquake, intensityScale, Mercalli intensity scale]

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: Mercalli intensity scale
Context triple: [1927 Crimean earthquake, intensityScale, Mercalli intensity scale]
  • A. Richter magnitude scale
    The Richter magnitude scale is a logarithmic scale used to quantify the amount of seismic energy released by an earthquake based on instrumental measurements.
  • B. Mercalli chosen
    Mercalli is an Italian surname most notably associated with Giuseppe Mercalli, the volcanologist who developed the Mercalli intensity scale for measuring earthquake effects.
  • C. Modified Mercalli intensity scale
    The Modified Mercalli intensity scale is a seismic scale that qualitatively measures the observed effects and damage of an earthquake on people, structures, and the Earth's surface.
  • D. moment magnitude scale
    The moment magnitude scale is a modern logarithmic measure of earthquake size that estimates the total energy released, providing more accurate and consistent results than older magnitude scales for large events.
  • E. Gutenberg–Richter law
    The Gutenberg–Richter law is an empirical relationship in seismology that expresses how the frequency of earthquakes decreases exponentially with increasing magnitude.
  • 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_69c6996180088190832e38e8d83ff54a elicitation completed
NER batch_69c703db54c08190a6feb548adef929f ner completed
NED1 batch_69c8be60e34c8190a0a1c1a10cbf39b1 ned_source_triple completed
Created at: March 27, 2026, 4:08 p.m.