Triple

T22739022

Position	Surface form	Disambiguated ID	Type / Status
Subject	Koovam River	`E562353`	entity
Predicate	partOf	`P40`	FINISHED
Object	Chennai river system	`—`	NE NERFINISHED

How this triple was built (3 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: Chennai river system | Statement: [Koovam River, partOf, Chennai river system]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Chennai river system
Context triple: [Koovam River, partOf, Chennai river system]

A. Siva River
The Siva River is a tributary waterway in Russia that feeds into the Kama River within the Volga basin.
B. Cauvery River basin
The Cauvery River basin is a fertile and historically significant river valley in southern India, renowned as a cradle of ancient South Indian civilization, agriculture, and culture.
C. Thamirabarani River
The Thamirabarani River is a perennial river in the Indian state of Tamil Nadu, known for sustaining agriculture, ecosystems, and historic settlements in the Tirunelveli region.
D. Adyar River
The Adyar River is a short coastal river in the Indian state of Tamil Nadu that flows through the city of Chennai before emptying into the Bay of Bengal.
E. Bhavani River
The Bhavani River is a major tributary of the Kaveri River in southern India, flowing through the states of Tamil Nadu and Kerala and supporting extensive agriculture and hydroelectric projects.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Chennai river system
Target entity description: The Chennai river system is the network of rivers and waterways that drain and flow through the Chennai metropolitan region, playing a central role in its ecology, water management, and flood dynamics.

A. Siva River
The Siva River is a tributary waterway in Russia that feeds into the Kama River within the Volga basin.
B. Cauvery River basin
The Cauvery River basin is a fertile and historically significant river valley in southern India, renowned as a cradle of ancient South Indian civilization, agriculture, and culture.
C. Thamirabarani River
The Thamirabarani River is a perennial river in the Indian state of Tamil Nadu, known for sustaining agriculture, ecosystems, and historic settlements in the Tirunelveli region.
D. Adyar River chosen
The Adyar River is a short coastal river in the Indian state of Tamil Nadu that flows through the city of Chennai before emptying into the Bay of Bengal.
E. Bhavani River
The Bhavani River is a major tributary of the Kaveri River in southern India, flowing through the states of Tamil Nadu and Kerala and supporting extensive agriculture and hydroelectric projects.
F. None of above.

Provenance (2 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_69e245513a5c81908d5cb471b4fc429d`	completed	April 17, 2026, 2:36 p.m.
NER	Named-entity recognition	`batch_69f17971751081909253984429c8d178`	completed	April 29, 2026, 3:22 a.m.

Created at: April 17, 2026, 3:22 p.m.