Triple

T2654324
Position Surface form Disambiguated ID Type / Status
Subject Chelmsford E53972 entity
Predicate locatedOnRiver P165 FINISHED
Object River Chelmer
The River Chelmer is a river in Essex, England, that flows through the city of Chelmsford before joining the River Blackwater near Maldon.
 E299057 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: River Chelmer | Statement: [Chelmsford, locatedOnRiver, River Chelmer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: River Chelmer
Context triple: [Chelmsford, locatedOnRiver, River Chelmer]
  • A. River Darent
    River Darent is a chalk stream river in Kent, England, flowing north through the Darent Valley to join the River Thames.
  • B. River Wey
    The River Wey is a tributary of the River Thames in southern England, flowing through Hampshire and Surrey and historically important for navigation and trade.
  • C. River Itchen
    The River Itchen is a chalk stream in southern England renowned for its clear waters, rich wildlife, and world-class fly fishing, flowing through Winchester before reaching Southampton Water.
  • D. River Rother
    The River Rother is a river in central England that flows through Derbyshire and South Yorkshire before joining the River Don.
  • E. River Adur
    The River Adur is a river in West Sussex, England, that flows through the South Downs to reach the English Channel at Shoreham-by-Sea.
  • 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: River Chelmer
Triple: [Chelmsford, locatedOnRiver, River Chelmer]
Generated description
The River Chelmer is a river in Essex, England, that flows through the city of Chelmsford before joining the River Blackwater near Maldon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: River Chelmer
Target entity description: The River Chelmer is a river in Essex, England, that flows through the city of Chelmsford before joining the River Blackwater near Maldon.
  • A. River Darent
    River Darent is a chalk stream river in Kent, England, flowing north through the Darent Valley to join the River Thames.
  • B. River Wey
    The River Wey is a tributary of the River Thames in southern England, flowing through Hampshire and Surrey and historically important for navigation and trade.
  • C. River Itchen
    The River Itchen is a chalk stream in southern England renowned for its clear waters, rich wildlife, and world-class fly fishing, flowing through Winchester before reaching Southampton Water.
  • D. River Rother
    The River Rother is a river in central England that flows through Derbyshire and South Yorkshire before joining the River Don.
  • E. River Adur
    The River Adur is a river in West Sussex, England, that flows through the South Downs to reach the English Channel at Shoreham-by-Sea.
  • 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_69ab495e192081909c77b622e8e7e15a completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd932a35881909568839589f12062 completed March 7, 2026, 7:52 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc6382a2081909ea7216c19a65e7e completed March 10, 2026, 7:20 a.m.
NEDg Description generation batch_69afc6c6c620819098b76db174a6f98e completed March 10, 2026, 7:22 a.m.
NED2 Entity disambiguation (via description) batch_69afc72b2e3c8190aad78ac8924f07af completed March 10, 2026, 7:24 a.m.
Created at: March 6, 2026, 9:53 p.m.