Triple

T2680490
Position Surface form Disambiguated ID Type / Status
Subject Marathon E56560 entity
Predicate locatedOn P40 FINISHED
Object Marathon plain
Marathon plain is a historic coastal plain in eastern Attica, Greece, best known as the site of the Battle of Marathon in 490 BC.
E288751 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: Marathon plain | Statement: [Marathon, locatedOn, Marathon plain]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Marathon plain
Context triple: [Marathon, locatedOn, Marathon plain]
  • A. Langres Plateau
    The Langres Plateau is a high limestone upland in northeastern France known as a major watershed that gives rise to several important rivers, including the Seine.
  • B. Tihama
    Tihama is a hot, low-lying coastal plain along the Red Sea, primarily in western Yemen and southwestern Saudi Arabia.
  • C. Esdraelon Plain
    Esdraelon Plain is a broad, fertile valley in northern Israel that has historically served as a major crossroads and battleground between ancient civilizations.
  • D. Padan Plain
    The Padan Plain, also known as the Po Valley, is a vast and fertile lowland region in northern Italy that serves as the country’s primary agricultural and industrial heartland.
  • E. Błędów Desert
    Błędów Desert is a rare inland sand desert in southern Poland, known for its extensive dunes and unique, almost desert-like landscape.
  • 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: Marathon plain
Triple: [Marathon, locatedOn, Marathon plain]
Generated description
Marathon plain is a historic coastal plain in eastern Attica, Greece, best known as the site of the Battle of Marathon in 490 BC.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Marathon plain
Target entity description: Marathon plain is a historic coastal plain in eastern Attica, Greece, best known as the site of the Battle of Marathon in 490 BC.
  • A. Langres Plateau
    The Langres Plateau is a high limestone upland in northeastern France known as a major watershed that gives rise to several important rivers, including the Seine.
  • B. Tihama
    Tihama is a hot, low-lying coastal plain along the Red Sea, primarily in western Yemen and southwestern Saudi Arabia.
  • C. Esdraelon Plain
    Esdraelon Plain is a broad, fertile valley in northern Israel that has historically served as a major crossroads and battleground between ancient civilizations.
  • D. Padan Plain
    The Padan Plain, also known as the Po Valley, is a vast and fertile lowland region in northern Italy that serves as the country’s primary agricultural and industrial heartland.
  • E. Błędów Desert
    Błędów Desert is a rare inland sand desert in southern Poland, known for its extensive dunes and unique, almost desert-like landscape.
  • 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_69ab4a4b13fc81909dfdb3f23da46832 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd9d36ea8819094ada73d86ffaa8b completed March 7, 2026, 7:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69afa06a3eb48190891326891222766d completed March 10, 2026, 4:39 a.m.
NEDg Description generation batch_69afa166de908190bdd920ec1b166b3a completed March 10, 2026, 4:43 a.m.
NED2 Entity disambiguation (via description) batch_69afa1ffbc4881909bb326a8a2f2a05e completed March 10, 2026, 4:45 a.m.
Created at: March 6, 2026, 9:54 p.m.