Triple

T15172125
Position Surface form Disambiguated ID Type / Status
Subject Międzyrzecz E362510 entity
Predicate hasNearbyAttraction P2064 FINISHED
Object MRU underground bunker complex
The MRU underground bunker complex is an extensive network of World War II-era fortifications and tunnels near Międzyrzecz in western Poland, now a historical and tourist site.
E1142590 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: MRU underground bunker complex | Statement: [Międzyrzecz, hasNearbyAttraction, MRU underground bunker complex]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MRU underground bunker complex
Context triple: [Międzyrzecz, hasNearbyAttraction, MRU underground bunker complex]
  • A. Hidden Valley bunker
    Hidden Valley bunker is a fortified underground base in the Mojave Wasteland that serves as the primary stronghold of the Brotherhood of Steel in Fallout: New Vegas.
  • B. Saratlı underground city
    Saratlı underground city is an ancient multi-level subterranean settlement in Turkey’s Cappadocia region, carved into soft volcanic rock and historically used for shelter and defense.
  • C. Civic Museum – Underground City
    The Civic Museum – Underground City is an archaeological museum and subterranean tunnel complex in Chiusi, Italy, showcasing the town’s Etruscan and Roman heritage through underground passages and exhibits.
  • D. Stalin’s Bunker
    Stalin’s Bunker is a massive underground command center built in secret during World War II as a potential wartime headquarters for Soviet leader Joseph Stalin, now preserved as a historical museum.
  • E. The Greenbrier Cold War bunker
    The Greenbrier Cold War bunker is a massive, once-secret underground facility in West Virginia built during the Cold War to serve as an emergency relocation center for the U.S. Congress in the event of nuclear war.
  • 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: MRU underground bunker complex
Triple: [Międzyrzecz, hasNearbyAttraction, MRU underground bunker complex]
Generated description
The MRU underground bunker complex is an extensive network of World War II-era fortifications and tunnels near Międzyrzecz in western Poland, now a historical and tourist site.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MRU underground bunker complex
Target entity description: The MRU underground bunker complex is an extensive network of World War II-era fortifications and tunnels near Międzyrzecz in western Poland, now a historical and tourist site.
  • A. Hidden Valley bunker
    Hidden Valley bunker is a fortified underground base in the Mojave Wasteland that serves as the primary stronghold of the Brotherhood of Steel in Fallout: New Vegas.
  • B. Saratlı underground city
    Saratlı underground city is an ancient multi-level subterranean settlement in Turkey’s Cappadocia region, carved into soft volcanic rock and historically used for shelter and defense.
  • C. Civic Museum – Underground City
    The Civic Museum – Underground City is an archaeological museum and subterranean tunnel complex in Chiusi, Italy, showcasing the town’s Etruscan and Roman heritage through underground passages and exhibits.
  • D. Stalin’s Bunker
    Stalin’s Bunker is a massive underground command center built in secret during World War II as a potential wartime headquarters for Soviet leader Joseph Stalin, now preserved as a historical museum.
  • E. The Greenbrier Cold War bunker
    The Greenbrier Cold War bunker is a massive, once-secret underground facility in West Virginia built during the Cold War to serve as an emergency relocation center for the U.S. Congress in the event of nuclear war.
  • 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_69d85a087b7c81908baa94a53dac8d68 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e006501b488190a2ab09dbf1532571 completed April 15, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69fec88c69088190a61f0a5719e99b87 completed May 9, 2026, 5:39 a.m.
NEDg Description generation batch_69fec93109c08190a3499e4520e31604 completed May 9, 2026, 5:42 a.m.
NED2 Entity disambiguation (via description) batch_69fecc6fa8f88190aa6956e6e2b1f8ab completed May 9, 2026, 5:55 a.m.
Created at: April 10, 2026, 3:09 a.m.