Triple

T6224670
Position Surface form Disambiguated ID Type / Status
Subject Upper Falls neighborhood E139199 entity
Predicate hasLandmark P105 FINISHED
Object Echo Bridge E30331 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: Echo Bridge | Statement: [Upper Falls neighborhood, hasLandmark, Echo Bridge]

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: Echo Bridge
Context triple: [Upper Falls neighborhood, hasLandmark, Echo Bridge]
  • A. Echo Bridge chosen
    Echo Bridge is a historic 19th-century stone arch aqueduct and pedestrian bridge spanning the Charles River between Newton and Needham, Massachusetts.
  • B. Green Bridge
    Green Bridge is a historic pedestrian and vehicular bridge in Saint Petersburg, Russia, known for spanning the Moika River near Nevsky Prospekt.
  • C. Go Between Bridge
    Go Between Bridge is a toll bridge in Brisbane, Australia, that carries motor vehicles, pedestrians, and cyclists across the Brisbane River, linking the inner-city suburbs of Milton and West End.
  • D. New Bridge
    New Bridge, also known as UFO Bridge, is a distinctive modern suspension bridge in Bratislava, Slovakia, famous for its single pylon topped with a UFO-shaped observation deck and restaurant.
  • E. Diamond Bridge
    Diamond Bridge is the popular nickname for Gwangan Bridge, a prominent suspension bridge and nighttime landmark in Busan, South Korea.
  • 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_69c008afd3148190b71e9eaa60420dd1 elicitation completed
NER batch_69c062c214c48190b94e7f904e2bf699 ner completed
NED1 batch_69c20dd3dc5c8190bf48da3a90863727 ned_source_triple completed
Created at: March 22, 2026, 4:22 p.m.