Triple

T12789863
Position Surface form Disambiguated ID Type / Status
Subject Banha E305729 entity
Predicate onRailwayLine P848 FINISHED
Object Cairo–Alexandria railway E27512 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: Cairo–Alexandria railway | Statement: [Banha, onRailwayLine, Cairo–Alexandria railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cairo–Alexandria railway
Context triple: [Banha, onRailwayLine, Cairo–Alexandria railway]
  • A. Cairo–Port Said line
    The Cairo–Port Said line is a major Egyptian railway route linking the capital Cairo with the Mediterranean port city of Port Said, serving as a key axis for passenger and freight transport in the Nile Delta.
  • 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–Benha railway corridor
    The Cairo–Benha railway corridor is a key rail route in Egypt that links the capital Cairo with the city of Benha and forms part of the main line connecting Cairo to the Nile Delta and northern regions.
  • D. Cairo–Alexandria line chosen
    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.
  • E. 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.
  • 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_69d7bdf366888190a8cccb982606889c completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96e6a61f48190972e241e70bc392c completed April 10, 2026, 9:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69f68508e4488190bb57a1ade93987ab completed May 2, 2026, 11:13 p.m.
Created at: April 9, 2026, 5:30 p.m.