Triple

T12387445
Position Surface form Disambiguated ID Type / Status
Subject Okigwe E295902 entity
Predicate hasTransportLink P1298 FINISHED
Object Enugu–Port Harcourt Expressway
The Enugu–Port Harcourt Expressway is a major Nigerian highway connecting the southeastern city of Enugu with the oil hub of Port Harcourt, facilitating regional trade and transportation across several states.
E992956 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: Enugu–Port Harcourt Expressway | Statement: [Okigwe, hasTransportLink, Enugu–Port Harcourt Expressway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Enugu–Port Harcourt Expressway
Context triple: [Okigwe, hasTransportLink, Enugu–Port Harcourt Expressway]
  • A. Warri–Port Harcourt Highway
    The Warri–Port Harcourt Highway is a major arterial roadway in southern Nigeria that connects the oil-rich cities of Warri and Port Harcourt, serving as a key transport corridor for people and petroleum-related commerce in the Niger Delta region.
  • B. Abuja–Kaduna expressway
    The Abuja–Kaduna expressway is a major Nigerian highway linking the capital city Abuja with Kaduna, serving as a key transport corridor in the country’s north-central region.
  • C. Port Harcourt–Aba Road
    Port Harcourt–Aba Road is a major highway in southern Nigeria that links the city of Port Harcourt with the commercial hub of Aba, serving as a key route for regional trade and daily commuting.
  • D. Abuja–Keffi–Lafia highway
    The Abuja–Keffi–Lafia highway is a major intercity roadway in central Nigeria that links the federal capital Abuja with key urban centers in Nasarawa State and beyond.
  • E. Lagos–Ibadan Expressway corridor
    The Lagos–Ibadan Expressway corridor is a major Nigerian transportation artery linking Lagos to Ibadan and serving as a critical economic and commuter route in the southwest region.
  • 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: Enugu–Port Harcourt Expressway
Triple: [Okigwe, hasTransportLink, Enugu–Port Harcourt Expressway]
Generated description
The Enugu–Port Harcourt Expressway is a major Nigerian highway connecting the southeastern city of Enugu with the oil hub of Port Harcourt, facilitating regional trade and transportation across several states.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Enugu–Port Harcourt Expressway
Target entity description: The Enugu–Port Harcourt Expressway is a major Nigerian highway connecting the southeastern city of Enugu with the oil hub of Port Harcourt, facilitating regional trade and transportation across several states.
  • A. Warri–Port Harcourt Highway
    The Warri–Port Harcourt Highway is a major arterial roadway in southern Nigeria that connects the oil-rich cities of Warri and Port Harcourt, serving as a key transport corridor for people and petroleum-related commerce in the Niger Delta region.
  • B. Abuja–Kaduna expressway
    The Abuja–Kaduna expressway is a major Nigerian highway linking the capital city Abuja with Kaduna, serving as a key transport corridor in the country’s north-central region.
  • C. Port Harcourt–Aba Road
    Port Harcourt–Aba Road is a major highway in southern Nigeria that links the city of Port Harcourt with the commercial hub of Aba, serving as a key route for regional trade and daily commuting.
  • D. Abuja–Keffi–Lafia highway
    The Abuja–Keffi–Lafia highway is a major intercity roadway in central Nigeria that links the federal capital Abuja with key urban centers in Nasarawa State and beyond.
  • E. Lagos–Ibadan Expressway corridor
    The Lagos–Ibadan Expressway corridor is a major Nigerian transportation artery linking Lagos to Ibadan and serving as a critical economic and commuter route in the southwest region.
  • 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_69d6ad9e653c8190b1473c860ee53dae completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d93fbd489c819098233a111442762e completed April 10, 2026, 6:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f65ea28b508190a2467b9af195e4ed completed May 2, 2026, 8:29 p.m.
NEDg Description generation batch_69f661369d608190b7b4f8b2bcf6e9b3 completed May 2, 2026, 8:40 p.m.
NED2 Entity disambiguation (via description) batch_69f661b369fc81909ced522d7057589e completed May 2, 2026, 8:42 p.m.
Created at: April 8, 2026, 9:54 p.m.