Triple

T574130
Position Surface form Disambiguated ID Type / Status
Subject Calumet River E13724 entity
Predicate connectsTo P845 FINISHED
Object Cal-Sag Channel
The Cal-Sag Channel is a man-made waterway in the Chicago metropolitan area that diverts and carries water and barge traffic between the Calumet River system and the Chicago Sanitary and Ship Canal.
E73438 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: Cal-Sag Channel | Statement: [Calumet River, connectsTo, Cal-Sag Channel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cal-Sag Channel
Context triple: [Calumet River, connectsTo, Cal-Sag Channel]
  • A. Santa Barbara Channel
    The Santa Barbara Channel is a narrow stretch of the Pacific Ocean off the coast of Southern California, known for its rich marine biodiversity, offshore oil platforms, and separation of the mainland from the northern Channel Islands.
  • B. Mona Passage
    The Mona Passage is a strait in the Caribbean Sea that separates the islands of Hispaniola and Puerto Rico, serving as a key shipping route and a challenging stretch of water for navigation.
  • C. Sealark Channel
    Sealark Channel is a marine waterway located off the coast of Sri Lanka’s Central Province in the Indian Ocean.
  • D. Suisun Bay
    Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
  • E. Contra Costa Canal
    The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
  • 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: Cal-Sag Channel
Triple: [Calumet River, connectsTo, Cal-Sag Channel]
Generated description
The Cal-Sag Channel is a man-made waterway in the Chicago metropolitan area that diverts and carries water and barge traffic between the Calumet River system and the Chicago Sanitary and Ship Canal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cal-Sag Channel
Target entity description: The Cal-Sag Channel is a man-made waterway in the Chicago metropolitan area that diverts and carries water and barge traffic between the Calumet River system and the Chicago Sanitary and Ship Canal.
  • A. Santa Barbara Channel
    The Santa Barbara Channel is a narrow stretch of the Pacific Ocean off the coast of Southern California, known for its rich marine biodiversity, offshore oil platforms, and separation of the mainland from the northern Channel Islands.
  • B. Mona Passage
    The Mona Passage is a strait in the Caribbean Sea that separates the islands of Hispaniola and Puerto Rico, serving as a key shipping route and a challenging stretch of water for navigation.
  • C. Sealark Channel
    Sealark Channel is a marine waterway located off the coast of Sri Lanka’s Central Province in the Indian Ocean.
  • D. Suisun Bay
    Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
  • E. Contra Costa Canal
    The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
  • 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_69a4933fa4d88190a7949cc83c08c5c1 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49b4c23548190a3b883239c7c78c8 completed March 1, 2026, 8:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69a510380e048190b2f8f08abf07a594 completed March 2, 2026, 4:21 a.m.
NEDg Description generation batch_69a510af351c8190aa40f108595bc47a completed March 2, 2026, 4:23 a.m.
NED2 Entity disambiguation (via description) batch_69a511302c34819085eb7e180ccb1a61 completed March 2, 2026, 4:25 a.m.
Created at: March 1, 2026, 7:33 p.m.