Triple

T8251779
Position Surface form Disambiguated ID Type / Status
Subject Atbara E192974 entity
Predicate connectsRailwayLines P848 FINISHED
Object Khartoum–Port Sudan line
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.
E721564 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: Khartoum–Port Sudan line | Statement: [Atbara, connectsRailwayLines, Khartoum–Port Sudan line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Khartoum–Port Sudan line
Context triple: [Atbara, connectsRailwayLines, Khartoum–Port Sudan line]
  • A. Cairo–Suez line
    The Cairo–Suez line is a major Egyptian railway route linking the capital Cairo with the strategic port city of Suez on the Red Sea.
  • B. 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.
  • C. Cairo–Alexandria line
    The Cairo–Alexandria line is Egypt’s primary intercity railway route linking the capital Cairo with the Mediterranean port city of Alexandria and carrying a large share of the country’s passenger and freight traffic.
  • D. Cairo–Marsa Matruh line
    The Cairo–Marsa Matruh line is a major Egyptian railway route linking the capital Cairo with the Mediterranean coastal city of Marsa Matruh, serving both passenger and freight traffic across northern Egypt.
  • E. Egypt–Sudan border
    The Egypt–Sudan border is the international boundary separating Egypt and Sudan in northeastern Africa, running largely through desert regions and intersecting the Nile and Lake Nasser.
  • 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: Khartoum–Port Sudan line
Triple: [Atbara, connectsRailwayLines, Khartoum–Port Sudan line]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Khartoum–Port Sudan line
Target entity description: 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.
  • A. Cairo–Suez line
    The Cairo–Suez line is a major Egyptian railway route linking the capital Cairo with the strategic port city of Suez on the Red Sea.
  • B. 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.
  • C. Cairo–Alexandria line
    The Cairo–Alexandria line is Egypt’s primary intercity railway route linking the capital Cairo with the Mediterranean port city of Alexandria and carrying a large share of the country’s passenger and freight traffic.
  • D. Cairo–Marsa Matruh line
    The Cairo–Marsa Matruh line is a major Egyptian railway route linking the capital Cairo with the Mediterranean coastal city of Marsa Matruh, serving both passenger and freight traffic across northern Egypt.
  • E. Egypt–Sudan border
    The Egypt–Sudan border is the international boundary separating Egypt and Sudan in northeastern Africa, running largely through desert regions and intersecting the Nile and Lake Nasser.
  • 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_69ca82dfad9c8190b8cd18fb89f50f40 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb78ca4b0881909bb1fb550dba59e7 completed March 31, 2026, 7:33 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd3540a0988190b8e48988279403db completed April 1, 2026, 3:09 p.m.
NEDg Description generation batch_69cd37a71af481909e82aa29ae558c4a completed April 1, 2026, 3:20 p.m.
NED2 Entity disambiguation (via description) batch_69cd4ef034ec8190a4229b21e6088c79 completed April 1, 2026, 4:59 p.m.
Created at: March 30, 2026, 5:48 p.m.