Triple

T6787649
Position Surface form Disambiguated ID Type / Status
Subject Oder–Havel Canal E155850 entity
Predicate hasLock P2431 FINISHED
Object Lehnitz lock
Lehnitz lock is a major navigation lock on Germany’s Oder–Havel Canal that enables vessels to overcome a significant change in water level between the Havel and Oder river systems.
E619376 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: Lehnitz lock | Statement: [Oder–Havel Canal, hasLock, Lehnitz lock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lehnitz lock
Context triple: [Oder–Havel Canal, hasLock, Lehnitz lock]
  • A. Wanne-Eickel lock
    Wanne-Eickel lock is a key navigation lock on Germany’s Rhine–Herne Canal that regulates water levels and enables the passage of ships between canal sections.
  • B. Kembs lock
    Kembs lock is a major navigation lock on the Grand Canal d’Alsace in eastern France, facilitating ship passage along the Rhine.
  • C. Volkerak locks
    Volkerak locks is a major Dutch lock complex that regulates shipping and water levels between the Volkerak and surrounding waterways in the southwestern Netherlands.
  • D. Carillon lock
    Carillon lock is a navigation lock on the Ottawa River in Quebec, Canada, that enables vessels to bypass the Carillon hydroelectric generating station and dam.
  • E. Wheeler Lock
    Wheeler Lock is a navigation lock on the Tennessee River in northern Alabama that helps vessels bypass Wheeler Dam as part of the Tennessee Valley Authority’s waterway system.
  • 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: Lehnitz lock
Triple: [Oder–Havel Canal, hasLock, Lehnitz lock]
Generated description
Lehnitz lock is a major navigation lock on Germany’s Oder–Havel Canal that enables vessels to overcome a significant change in water level between the Havel and Oder river systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lehnitz lock
Target entity description: Lehnitz lock is a major navigation lock on Germany’s Oder–Havel Canal that enables vessels to overcome a significant change in water level between the Havel and Oder river systems.
  • A. Wanne-Eickel lock
    Wanne-Eickel lock is a key navigation lock on Germany’s Rhine–Herne Canal that regulates water levels and enables the passage of ships between canal sections.
  • B. Kembs lock
    Kembs lock is a major navigation lock on the Grand Canal d’Alsace in eastern France, facilitating ship passage along the Rhine.
  • C. Volkerak locks
    Volkerak locks is a major Dutch lock complex that regulates shipping and water levels between the Volkerak and surrounding waterways in the southwestern Netherlands.
  • D. Carillon lock
    Carillon lock is a navigation lock on the Ottawa River in Quebec, Canada, that enables vessels to bypass the Carillon hydroelectric generating station and dam.
  • E. Wheeler Lock
    Wheeler Lock is a navigation lock on the Tennessee River in northern Alabama that helps vessels bypass Wheeler Dam as part of the Tennessee Valley Authority’s waterway system.
  • 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_69c6881770fc8190972b2906390380f5 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d2907d0081908291aad66048b8b1 completed March 27, 2026, 6:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69c71a871a84819098891f66c6e5b579 completed March 28, 2026, 12:02 a.m.
NEDg Description generation batch_69c71b6b87d8819085e6ae122f042626 completed March 28, 2026, 12:06 a.m.
NED2 Entity disambiguation (via description) batch_69c71c00f86c819099ef6ae0766e9f3a completed March 28, 2026, 12:08 a.m.
Created at: March 27, 2026, 2:14 p.m.