Triple

T11604271
Position Surface form Disambiguated ID Type / Status
Subject Periyar River E275212 entity
Predicate hasTributary P415 FINISHED
Object Mannappuzha River
Mannappuzha River is a smaller watercourse in the Indian state of Kerala that serves as one of the tributaries feeding into the Periyar River system.
E1001375 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: Mannappuzha River | Statement: [Periyar River, hasTributary, Mannappuzha River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mannappuzha River
Context triple: [Periyar River, hasTributary, Mannappuzha River]
  • A. Muvattupuzha River
    The Muvattupuzha River is a major river in the Indian state of Kerala, formed by the confluence of three mountain streams and flowing through the Ernakulam district before emptying into the backwaters.
  • B. Muthirapuzha River
    The Muthirapuzha River is a major tributary of the Periyar River flowing through the hill station region of Munnar in Kerala, India, and is known for its scenic landscapes and role in local ecology and hydropower.
  • C. Meenachil River
    Meenachil River is a river in the Indian state of Kerala that flows through the Kottayam district and empties into the Vembanad Lake.
  • D. Pamba River
    The Pamba River is a significant river in the Indian state of Kerala, revered in Hindu tradition and closely associated with the Sabarimala pilgrimage.
  • E. Cheruthoni River
    Cheruthoni River is a significant tributary in Kerala, India, known for feeding the Idukki Reservoir and hosting the Cheruthoni Dam, one of the key hydroelectric projects in the region.
  • 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: Mannappuzha River
Triple: [Periyar River, hasTributary, Mannappuzha River]
Generated description
Mannappuzha River is a smaller watercourse in the Indian state of Kerala that serves as one of the tributaries feeding into the Periyar River system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mannappuzha River
Target entity description: Mannappuzha River is a smaller watercourse in the Indian state of Kerala that serves as one of the tributaries feeding into the Periyar River system.
  • A. Muvattupuzha River
    The Muvattupuzha River is a major river in the Indian state of Kerala, formed by the confluence of three mountain streams and flowing through the Ernakulam district before emptying into the backwaters.
  • B. Muthirapuzha River
    The Muthirapuzha River is a major tributary of the Periyar River flowing through the hill station region of Munnar in Kerala, India, and is known for its scenic landscapes and role in local ecology and hydropower.
  • C. Meenachil River
    Meenachil River is a river in the Indian state of Kerala that flows through the Kottayam district and empties into the Vembanad Lake.
  • D. Pamba River
    The Pamba River is a significant river in the Indian state of Kerala, revered in Hindu tradition and closely associated with the Sabarimala pilgrimage.
  • E. Cheruthoni River
    Cheruthoni River is a significant tributary in Kerala, India, known for feeding the Idukki Reservoir and hosting the Cheruthoni Dam, one of the key hydroelectric projects in the region.
  • 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_69d6aaf84b548190ac072e4fb89ae18f completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d895502e0081909ee9c3d45d26cd91 completed April 10, 2026, 6:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69f684c71548819081af6734b8b7279a completed May 2, 2026, 11:12 p.m.
NEDg Description generation batch_69f685dac5cc8190b4bc2d81186c9266 completed May 2, 2026, 11:16 p.m.
NED2 Entity disambiguation (via description) batch_69f6869156048190b548ecd04561deb8 completed May 2, 2026, 11:19 p.m.
Created at: April 8, 2026, 9:38 p.m.