Triple

T10793012
Position Surface form Disambiguated ID Type / Status
Subject Swan's Island, Maine E254629 entity
Predicate hasTransportConnection P845 FINISHED
Object Maine State Ferry Service E41377 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: Maine State Ferry Service | Statement: [Swan's Island, Maine, hasTransportConnection, Maine State Ferry Service]

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: Maine State Ferry Service
Context triple: [Swan's Island, Maine, hasTransportConnection, Maine State Ferry Service]
  • A. Maine State Ferry Service chosen
    The Maine State Ferry Service is a publicly operated ferry system that provides essential transportation between mainland Maine and several of its coastal island communities.
  • B. Casco Bay Lines
    Casco Bay Lines is a ferry service operating passenger and vehicle routes among the islands and mainland ports of Casco Bay in Maine.
  • C. Maine Port Authority
    The Maine Port Authority is a state agency responsible for developing, managing, and promoting Maine’s commercial port facilities and maritime transportation infrastructure.
  • D. Aquabus Ferries
    Aquabus Ferries is a small passenger ferry service operating in Vancouver, British Columbia, known for transporting riders across False Creek and connecting key waterfront destinations.
  • E. Washington Island Ferry Line
    Washington Island Ferry Line is a ferry service that transports passengers, vehicles, and goods between Washington Island and the Door Peninsula in Wisconsin.
  • 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_69d6aa609f008190a294200aefcb7bd5 elicitation completed
NER batch_69d732f7ad408190af4727dd9d459498 ner completed
NED1 batch_69de564748ac8190beaaea44bb2d95ed ned_source_triple completed
Created at: April 8, 2026, 9:17 p.m.