Triple

T13588515
Position Surface form Disambiguated ID Type / Status
Subject Indonesian railway network E324631 entity
Predicate hasMainCorridor P5520 FINISHED
Object Palembang–Lampung corridor
The Palembang–Lampung corridor is a major railway route in southern Sumatra that links the cities of Palembang and Bandar Lampung, serving as a key axis for passenger and freight transport in Indonesia.
E1050014 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Palembang–Lampung corridor | Statement: [Indonesian railway network, hasMainCorridor, Palembang–Lampung corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Palembang–Lampung corridor
Context triple: [Indonesian railway network, hasMainCorridor, Palembang–Lampung corridor]
  • A. Jakarta–Merak corridor
    The Jakarta–Merak corridor is a major transportation axis in western Java, Indonesia, linking the capital region around Jakarta with the key ferry port of Merak that connects Java to Sumatra.
  • B. Jakarta–Surabaya corridor
    The Jakarta–Surabaya corridor is Indonesia’s principal rail artery on Java, linking the capital with its second-largest city and serving as a key backbone for passenger and freight transport.
  • C. Medan–Binjai–Belawan corridor
    The Medan–Binjai–Belawan corridor is a key rail route in North Sumatra connecting the provincial capital Medan with the nearby city of Binjai and the port area of Belawan, serving both passenger and freight transport.
  • D. Jalur Pantura
    Jalur Pantura is a major arterial highway running along the northern coast of Java in Indonesia, serving as a key route for intercity travel and freight transport.
  • E. Jakarta Outer Ring Road
    Jakarta Outer Ring Road is a major toll expressway encircling Jakarta, Indonesia, designed to alleviate inner-city traffic congestion and connect key urban and suburban areas.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Palembang–Lampung corridor
Triple: [Indonesian railway network, hasMainCorridor, Palembang–Lampung corridor]
Generated description
The Palembang–Lampung corridor is a major railway route in southern Sumatra that links the cities of Palembang and Bandar Lampung, serving as a key axis for passenger and freight transport in Indonesia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Palembang–Lampung corridor
Target entity description: The Palembang–Lampung corridor is a major railway route in southern Sumatra that links the cities of Palembang and Bandar Lampung, serving as a key axis for passenger and freight transport in Indonesia.
  • A. Jakarta–Merak corridor
    The Jakarta–Merak corridor is a major transportation axis in western Java, Indonesia, linking the capital region around Jakarta with the key ferry port of Merak that connects Java to Sumatra.
  • B. Jakarta–Surabaya corridor
    The Jakarta–Surabaya corridor is Indonesia’s principal rail artery on Java, linking the capital with its second-largest city and serving as a key backbone for passenger and freight transport.
  • C. Medan–Binjai–Belawan corridor
    The Medan–Binjai–Belawan corridor is a key rail route in North Sumatra connecting the provincial capital Medan with the nearby city of Binjai and the port area of Belawan, serving both passenger and freight transport.
  • D. Jalur Pantura
    Jalur Pantura is a major arterial highway running along the northern coast of Java in Indonesia, serving as a key route for intercity travel and freight transport.
  • E. Jakarta Outer Ring Road
    Jakarta Outer Ring Road is a major toll expressway encircling Jakarta, Indonesia, designed to alleviate inner-city traffic congestion and connect key urban and suburban areas.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d80769100c819099111274614f5ed2 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb055cc98819091fab597b69e5e3e completed April 12, 2026, 2:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f77f8deae88190b932a57789c70e77 completed May 3, 2026, 5:02 p.m.
NEDg Description generation batch_69f780bc40f481908191fec9a563e547 completed May 3, 2026, 5:07 p.m.
NED2 Entity disambiguation (via description) batch_69f7817b8c408190b7211ba8fd892f75 completed May 3, 2026, 5:10 p.m.
Created at: April 9, 2026, 9:49 p.m.