Triple

T7380921
Position Surface form Disambiguated ID Type / Status
Subject Port Severn E170246 entity
Predicate lockName P76676 FINISHED
Object Port Severn Lock
Port Severn Lock is a navigation lock on Ontario’s Trent–Severn Waterway that enables boats to bypass rapids and elevation changes at Port Severn.
E659624 NE FINISHED

How this triple was built (5 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: Port Severn Lock | Statement: [Port Severn, lockName, Port Severn Lock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Port Severn Lock
Context triple: [Port Severn, lockName, Port Severn Lock]
  • A. Gladstone Lock
    Gladstone Lock is a major ship lock within the Port of Liverpool that enables large vessels to access the port’s dock system from the River Mersey.
  • B. Gloucester Lock
    Gloucester Lock is a canal lock in the city of Gloucester, England, that connects the Gloucester and Sharpness Canal with the River Severn and manages navigation between them.
  • C. Sandford Lock
    Sandford Lock is a navigation lock on the River Chelmer in Essex, England, used to manage water levels and enable boat passage along the river.
  • D. Bell Weir Lock
    Bell Weir Lock is a lock on the River Thames in England, situated near Egham and used to manage river navigation and water levels.
  • E. Briton Ferry Lock
    Briton Ferry Lock is a historic canal and dock lock in Briton Ferry, Wales, associated with the town’s industrial and maritime heritage.
  • 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: Port Severn Lock
Triple: [Port Severn, lockName, Port Severn Lock]
Generated description
Port Severn Lock is a navigation lock on Ontario’s Trent–Severn Waterway that enables boats to bypass rapids and elevation changes at Port Severn.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Port Severn Lock
Target entity description: Port Severn Lock is a navigation lock on Ontario’s Trent–Severn Waterway that enables boats to bypass rapids and elevation changes at Port Severn.
  • A. Gladstone Lock
    Gladstone Lock is a major ship lock within the Port of Liverpool that enables large vessels to access the port’s dock system from the River Mersey.
  • B. Gloucester Lock
    Gloucester Lock is a canal lock in the city of Gloucester, England, that connects the Gloucester and Sharpness Canal with the River Severn and manages navigation between them.
  • C. Sandford Lock
    Sandford Lock is a navigation lock on the River Chelmer in Essex, England, used to manage water levels and enable boat passage along the river.
  • D. Bell Weir Lock
    Bell Weir Lock is a lock on the River Thames in England, situated near Egham and used to manage river navigation and water levels.
  • E. Briton Ferry Lock
    Briton Ferry Lock is a historic canal and dock lock in Briton Ferry, Wales, associated with the town’s industrial and maritime heritage.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lockName
Context triple: [Port Severn, lockName, Port Severn Lock]
  • A. lockType
    Indicates the specific kind or category of locking mechanism or access restriction applied to an entity or resource.
  • B. lockFile
    Indicates that a file is being restricted or secured to prevent access or modification by others.
  • C. lockSystemSupplied
    Indicates that a system-provided locking mechanism is used to control access or state, rather than a custom or user-defined lock.
  • D. reserveName
    Indicates that an entity secures or sets aside a specific name so that it cannot be used by others.
  • E. hasLock
    Indicates that one entity possesses or is secured by a lock associated with another entity.
  • F. None of above. chosen

Provenance (7 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_69c68a5d0ed08190b6d361e68f813330 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f1c7b5bc81908afa2bf39159979b completed March 27, 2026, 9:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69c802db77988190aacc4e2f9cbb0bb3 completed March 28, 2026, 4:33 p.m.
NEDg Description generation batch_69c8038f9d5881908121776322a66e66 completed March 28, 2026, 4:36 p.m.
NED2 Entity disambiguation (via description) batch_69c803fc447c8190b1d16b47c90f982b completed March 28, 2026, 4:38 p.m.
PD Predicate disambiguation batch_69c6f02ee3e08190a7a00c981129b22c completed March 27, 2026, 9:01 p.m.
PDg Predicate description generation batch_69c6f0ebf9c88190af5a4d87d3fd338a completed March 27, 2026, 9:04 p.m.
Created at: March 27, 2026, 3:08 p.m.