Triple

T10761286
Position Surface form Disambiguated ID Type / Status
Subject Cape to Cairo Railway project E253831 entity
Predicate includesSection P1393 FINISHED
Object Sudan Railway network E721564 NE FINISHED

How this triple was built (2 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: Sudan Railway network | Statement: [Cape to Cairo Railway project, includesSection, Sudan Railway network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sudan Railway network
Context triple: [Cape to Cairo Railway project, includesSection, Sudan Railway network]
  • A. Cairo–Aswan railway line
    The Cairo–Aswan railway line is a major Egyptian rail corridor running along the Nile Valley, connecting the capital Cairo with the southern city of Aswan and serving key urban centers in between.
  • B. Khartoum–Port Sudan line chosen
    The Khartoum–Port Sudan line is a major Sudanese railway route linking the inland capital region with the Red Sea port of Port Sudan, serving as a key corridor for freight and passenger transport.
  • C. Transcameroon Railway
    The Transcameroon Railway is a major rail line in Cameroon that links the country's central and northern regions, supporting both passenger travel and freight transport across key economic areas.
  • D. Addis Ababa–Djibouti Railway
    The Addis Ababa–Djibouti Railway is a modern electrified standard-gauge rail line linking Ethiopia’s capital Addis Ababa with the port city of Djibouti, serving as a key trade and transport corridor for landlocked Ethiopia.
  • E. Bamako–Dakar Railway
    The Bamako–Dakar Railway is a major West African rail line connecting Mali’s capital Bamako with Dakar in Senegal, facilitating regional trade and passenger transport.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa5f54f4819082d0bbcb6f8797e6 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d731a230ac8190920439076aaeb91e completed April 9, 2026, 4:57 a.m.
NED1 Entity disambiguation (via context triple) batch_69de2351db9c8190983ac834ea069fb4 completed April 14, 2026, 11:21 a.m.
Created at: April 8, 2026, 9:16 p.m.