Triple

T16725660
Position Surface form Disambiguated ID Type / Status
Subject IHO S-101 E406457 entity
Predicate appliesTo P1129 FINISHED
Object ECDIS E411086 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: ECDIS | Statement: [IHO S-101, appliesTo, ECDIS]

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: ECDIS
Context triple: [IHO S-101, appliesTo, ECDIS]
  • A. ECDIS chosen
    ECDIS (Electronic Chart Display and Information System) is a computerized navigation system used on ships that integrates electronic navigational charts with real-time position and navigational data to support safe and efficient marine navigation.
  • B. Electronic Chart Display and Information System
    Electronic Chart Display and Information System (ECDIS) is a computerized navigation system used on ships that integrates electronic nautical charts with real-time positioning and other navigational data to enhance maritime safety and route planning.
  • C. IHO S-101 Electronic Navigational Chart Product Specification
    IHO S-101 Electronic Navigational Chart Product Specification is an international standard developed by the International Hydrographic Organization to define the next-generation format and structure for official electronic navigational charts used in marine navigation systems.
  • D. IHO charting standards
    IHO charting standards are internationally recognized guidelines issued by the International Hydrographic Organization that define how nautical charts are designed, symbolized, and presented to ensure safe and consistent marine navigation worldwide.
  • E. AIS (Automatic Identification System)
    AIS (Automatic Identification System) is a maritime tracking and communication technology that automatically exchanges vessel identity, position, course, and other navigational data to enhance safety and traffic management at sea and in ports.
  • 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_69d8838f242881908abd8bc138795886 elicitation completed
NER batch_69e38747e43c8190a44487c4a9c94c7b ner completed
NED1 batch_6a00a518019881909a7c5ef344966579 ned_source_triple completed
Created at: April 10, 2026, 5:20 a.m.