Triple

T4612287
Position Surface form Disambiguated ID Type / Status
Subject Batang Hari River E100786 entity
Predicate isLongestRiverOf P35917 FINISHED
Object Sumatra E14825 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: Sumatra | Statement: [Batang Hari River, isLongestRiverOf, Sumatra]

Disambiguation candidates (2 decisions)

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: Sumatra
Context triple: [Batang Hari River, isLongestRiverOf, Sumatra]
  • A. Sumatra chosen
    Sumatra is a large Indonesian island in western Indonesia known for its rich biodiversity, active volcanoes, and significant role in regional trade and history.
  • B. North Sumatra
    North Sumatra is a populous province on the Indonesian island of Sumatra, known for its diverse cultures, Lake Toba, and the city of Medan as its capital.
  • C. Kalimantan
    Kalimantan is the Indonesian portion of the island of Borneo, known for its vast rainforests, rich biodiversity, and significant natural resources.
  • D. Isle of Java
    Isle of Java is a coffee-focused quick-service location at Disney’s Discovery Island, known for serving beverages and light refreshments to park guests.
  • E. Greater Sunda Islands
    The Greater Sunda Islands are a major group of large islands in maritime Southeast Asia, including Java, Sumatra, Borneo, and Sulawesi, known for their rich biodiversity and dense human populations.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: isLongestRiverOf
Context triple: [Batang Hari River, isLongestRiverOf, Sumatra]
  • A. hasLongestRiver
    Indicates that one entity possesses or contains the river that is longer than any other river associated with the compared entities.
  • B. isLongestRiverEntirelyIn chosen
    Indicates that a river is the longest one whose entire course lies within a specified geographic region or political entity.
  • C. isOneOfLongestRiverSystemsIn
    Indicates that a river system ranks among the longest river systems within the specified geographic region or set.
  • D. isSecondLongestRiverIn
    Indicates that a river is the second longest river within a specified geographic region or entity.
  • E. largestInflowRiver
    Indicates that one river has the greatest volume of water flowing into a specified body (such as a lake, sea, or another river) compared to all other contributing rivers.
  • F. None of above.

Provenance (4 batches)

Stage Batch ID Job type Status
creating batch_69bd43cf363c819087fd5ab441b4a3f4 elicitation completed
NER batch_69bd59c11f5481909f61e23503711cf5 ner completed
NED1 batch_69be035629248190a8723b5f1f9e57bc ned_source_triple completed
PD batch_69bd522e2d5c8190937d0b5574f78f99 pd completed
Created at: March 20, 2026, 1:12 p.m.