Triple

T12386353
Position Surface form Disambiguated ID Type / Status
Subject Marathon Reservoir E295874 entity
Predicate locatedOn P40 FINISHED
Object Charadros River
The Charadros River is a watercourse in the Attica region of Greece that serves as the site of the Marathon Reservoir, an important source of water for Athens.
 E1357633 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: Charadros River | Statement: [Marathon Reservoir, locatedOn, Charadros River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Charadros River
Context triple: [Marathon Reservoir, locatedOn, Charadros River]
  • A. Auron River
    The Auron River is a waterway in central France that flows through the city of Bourges and forms part of the region’s local river network.
  • B. Nyari River
    The Nyari River is a regional river in the Indian state of Gujarat that flows through and helps sustain the city of Rajkot.
  • C. Raidak River
    The Raidak River is a transboundary river in the eastern Himalayas that flows through Bhutan and India before joining the Brahmaputra River system.
  • D. Alishing River
    Alishing River is a river in eastern Afghanistan that flows through Laghman Province, supporting local agriculture and settlements in the region.
  • E. Otira River
    The Otira River is a fast-flowing mountain river in New Zealand’s South Island that drains the Southern Alps and runs through the rugged landscapes of Arthur’s Pass.
  • 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: Charadros River
Triple: [Marathon Reservoir, locatedOn, Charadros River]
Generated description
The Charadros River is a watercourse in the Attica region of Greece that serves as the site of the Marathon Reservoir, an important source of water for Athens.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Charadros River
Target entity description: The Charadros River is a watercourse in the Attica region of Greece that serves as the site of the Marathon Reservoir, an important source of water for Athens.
  • A. Auron River
    The Auron River is a waterway in central France that flows through the city of Bourges and forms part of the region’s local river network.
  • B. Nyari River
    The Nyari River is a regional river in the Indian state of Gujarat that flows through and helps sustain the city of Rajkot.
  • C. Raidak River
    The Raidak River is a transboundary river in the eastern Himalayas that flows through Bhutan and India before joining the Brahmaputra River system.
  • D. Alishing River
    Alishing River is a river in eastern Afghanistan that flows through Laghman Province, supporting local agriculture and settlements in the region.
  • E. Otira River
    The Otira River is a fast-flowing mountain river in New Zealand’s South Island that drains the Southern Alps and runs through the rugged landscapes of Arthur’s Pass.
  • 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_69d6ad9e653c8190b1473c860ee53dae completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d93fbd489c819098233a111442762e completed April 10, 2026, 6:21 p.m.
NED1 Entity disambiguation (via context triple) batch_6a05dd78297481909812d1e38d946a87 completed May 14, 2026, 2:34 p.m.
NEDg Description generation batch_6a05dfcd85b08190b0ec431590396dbb completed May 14, 2026, 2:44 p.m.
NED2 Entity disambiguation (via description) batch_6a05e09c58308190975c69c86482292a completed May 14, 2026, 2:47 p.m.
Created at: April 8, 2026, 9:54 p.m.