Triple

T18198239
Position Surface form Disambiguated ID Type / Status
Subject Black Warrior–Tombigbee Waterway E435715 entity
Predicate connects P390 FINISHED
Object Tennessee–Tombigbee Waterway NE NERFINISHED

How this triple was built (2 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: Tennessee–Tombigbee Waterway | Statement: [Black Warrior–Tombigbee Waterway, connects, Tennessee–Tombigbee Waterway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tennessee–Tombigbee Waterway
Context triple: [Black Warrior–Tombigbee Waterway, connects, Tennessee–Tombigbee Waterway]
  • A. Tennessee-Tombigbee Waterway chosen
    The Tennessee-Tombigbee Waterway is a man-made navigation route linking the Tennessee River to the Gulf of Mexico, providing an alternative inland shipping corridor to the Mississippi River system.
  • B. Black Warrior–Tombigbee Waterway
    The Black Warrior–Tombigbee Waterway is a major navigable river and canal system in the southeastern United States that connects central Alabama’s interior to the Gulf of Mexico, supporting commercial shipping, industry, and regional economic development.
  • C. Sabine-Neches Waterway
    The Sabine-Neches Waterway is a major deep-draft shipping channel in Southeast Texas that serves as a key route for petrochemical and military cargo between inland ports and the Gulf of Mexico.
  • D. Tennessee River navigation system
    The Tennessee River navigation system is an integrated network of dams, locks, and reservoirs managed primarily by the Tennessee Valley Authority to enable commercial navigation, flood control, and hydroelectric power generation along the Tennessee River.
  • E. Indiana Central Canal
    The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d8b90dba6481908e119eb9aa4ca0cb completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4e0d47f1c819082eec59492497797 completed April 19, 2026, 2:04 p.m.
Created at: April 10, 2026, 10:31 a.m.