Triple

T4802429
Position Surface form Disambiguated ID Type / Status
Subject Makurdi E106865 entity
Predicate hasRailwayStation P918 FINISHED
Object Makurdi railway station
Makurdi railway station is a train station serving the city of Makurdi in Benue State, Nigeria, as part of the country’s railway network.
E468661 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: Makurdi railway station | Statement: [Makurdi, hasRailwayStation, Makurdi railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Makurdi railway station
Context triple: [Makurdi, hasRailwayStation, Makurdi railway station]
  • A. Lagos railway station
    Lagos railway station is a railway terminus in the coastal city of Lagos, Portugal, serving as the western endpoint of the Algarve line and a key hub for regional passenger services.
  • B. Makurdi Airport
    Makurdi Airport is a domestic airport serving the city of Makurdi and its surrounding region in central Nigeria.
  • C. Onitsha Bridge Head
    Onitsha Bridge Head is a major transport and commercial hub at the eastern end of the Niger River crossing in Onitsha, Nigeria, serving as a key gateway between eastern and western parts of the country.
  • D. Makurdi
    Makurdi is the capital city of Benue State in central Nigeria, serving as an important administrative and commercial hub in the region.
  • E. Bauchi
    Bauchi is a prominent city in northeastern Nigeria that serves as the capital of Bauchi State and a key commercial and administrative center in the 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: Makurdi railway station
Triple: [Makurdi, hasRailwayStation, Makurdi railway station]
Generated description
Makurdi railway station is a train station serving the city of Makurdi in Benue State, Nigeria, as part of the country’s railway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Makurdi railway station
Target entity description: Makurdi railway station is a train station serving the city of Makurdi in Benue State, Nigeria, as part of the country’s railway network.
  • A. Lagos railway station
    Lagos railway station is a railway terminus in the coastal city of Lagos, Portugal, serving as the western endpoint of the Algarve line and a key hub for regional passenger services.
  • B. Makurdi Airport
    Makurdi Airport is a domestic airport serving the city of Makurdi and its surrounding region in central Nigeria.
  • C. Onitsha Bridge Head
    Onitsha Bridge Head is a major transport and commercial hub at the eastern end of the Niger River crossing in Onitsha, Nigeria, serving as a key gateway between eastern and western parts of the country.
  • D. Makurdi
    Makurdi is the capital city of Benue State in central Nigeria, serving as an important administrative and commercial hub in the region.
  • E. Bauchi
    Bauchi is a prominent city in northeastern Nigeria that serves as the capital of Bauchi State and a key commercial and administrative center in the 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_69bd43f6a1e08190bf0a372bfc336ee5 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6c42113081908824f3608e65cbff completed March 20, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4400103c8190a5417fe75fb50f81 completed March 21, 2026, 7:08 a.m.
NEDg Description generation batch_69be44a60c2c8190b47efae80379b21e completed March 21, 2026, 7:11 a.m.
NED2 Entity disambiguation (via description) batch_69be4530fe5c8190aa976151cdd5bc7a completed March 21, 2026, 7:13 a.m.
Created at: March 20, 2026, 1:23 p.m.