Triple

T351997
Position Surface form Disambiguated ID Type / Status
Subject Operation Chastise E7462 entity
Predicate target P860 FINISHED
Object Sorpe Dam
The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
 E45716 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: Sorpe Dam | Statement: [Operation Chastise, target, Sorpe Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sorpe Dam
Context triple: [Operation Chastise, target, Sorpe Dam]
  • A. Eder Dam
    Eder Dam is a major German gravity dam in the Eder River valley, historically known for being one of the dams breached by the RAF’s “Dambusters” raid during World War II.
  • B. Möhne Dam
    Möhne Dam is a major German gravity dam in North Rhine-Westphalia, historically known for being breached by the RAF’s “Dambusters” raid during World War II.
  • C. Volkerakdam
    Volkerakdam is a major Dutch dam and water management structure that forms part of the Delta Works system, helping to control water levels and protect against flooding in the Rhine–Meuse–Scheldt delta.
  • D. Almatti Dam
    Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
  • E. Jurala Dam
    Jurala Dam is a major irrigation and hydroelectric project built across the Krishna River in Telangana, India.
  • 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: Sorpe Dam
Triple: [Operation Chastise, target, Sorpe Dam]
Generated description
The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sorpe Dam
Target entity description: The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
  • A. Eder Dam
    Eder Dam is a major German gravity dam in the Eder River valley, historically known for being one of the dams breached by the RAF’s “Dambusters” raid during World War II.
  • B. Möhne Dam
    Möhne Dam is a major German gravity dam in North Rhine-Westphalia, historically known for being breached by the RAF’s “Dambusters” raid during World War II.
  • C. Volkerakdam
    Volkerakdam is a major Dutch dam and water management structure that forms part of the Delta Works system, helping to control water levels and protect against flooding in the Rhine–Meuse–Scheldt delta.
  • D. Almatti Dam
    Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
  • E. Jurala Dam
    Jurala Dam is a major irrigation and hydroelectric project built across the Krishna River in Telangana, India.
  • 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_69a2e7e696948190bebc966535995e45 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eb7f1be88190964ddcbb6a05f021 completed Feb. 28, 2026, 1:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3e57497948190918b163378036fd4 completed March 1, 2026, 7:06 a.m.
NEDg Description generation batch_69a3e5e50b848190ab5d036719048df8 completed March 1, 2026, 7:08 a.m.
NED2 Entity disambiguation (via description) batch_69a3e63c749c8190b5bfd85b7ccafa9c completed March 1, 2026, 7:09 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.