Triple

T1371170
Position Surface form Disambiguated ID Type / Status
Subject Flinders Street Station E30114 entity
Predicate servedBy P82 FINISHED
Object Alamein line
The Alamein line is a suburban railway line in Melbourne, Australia, running from the central business district to the eastern suburb of Alamein.
E158344 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: Alamein line | Statement: [Flinders Street Station, servedBy, Alamein line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alamein line
Context triple: [Flinders Street Station, servedBy, Alamein line]
  • A. Cairo–Damietta line
    The Cairo–Damietta line is a key Egyptian railway route linking the capital Cairo with the port city of Damietta in the Nile Delta, serving both passenger and freight traffic.
  • B. Suez Canal front
    The Suez Canal front was the key Egyptian–Israeli confrontation line along the Suez Canal, heavily fortified and frequently contested during the War of Attrition following the 1967 Six-Day War.
  • C. El Alamein
    El Alamein is a coastal town in northern Egypt best known as the site of pivotal World War II battles between Allied and Axis forces in North Africa.
  • 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. 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.
  • 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: Alamein line
Triple: [Flinders Street Station, servedBy, Alamein line]
Generated description
The Alamein line is a suburban railway line in Melbourne, Australia, running from the central business district to the eastern suburb of Alamein.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Alamein line
Target entity description: The Alamein line is a suburban railway line in Melbourne, Australia, running from the central business district to the eastern suburb of Alamein.
  • A. Cairo–Damietta line
    The Cairo–Damietta line is a key Egyptian railway route linking the capital Cairo with the port city of Damietta in the Nile Delta, serving both passenger and freight traffic.
  • B. Suez Canal front
    The Suez Canal front was the key Egyptian–Israeli confrontation line along the Suez Canal, heavily fortified and frequently contested during the War of Attrition following the 1967 Six-Day War.
  • C. El Alamein
    El Alamein is a coastal town in northern Egypt best known as the site of pivotal World War II battles between Allied and Axis forces in North Africa.
  • 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. 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.
  • 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_69a498f912008190a376a98b207b2071 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c2f314c081909c0ab80397d96abb completed March 1, 2026, 10:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69acd481de608190bed1dc385209320e completed March 8, 2026, 1:44 a.m.
NEDg Description generation batch_69acd6a03b70819096bdf7ec3b447756 completed March 8, 2026, 1:53 a.m.
NED2 Entity disambiguation (via description) batch_69acd71971448190940136b8a44040be completed March 8, 2026, 1:55 a.m.
Created at: March 1, 2026, 7:57 p.m.