Triple

T12934792
Position Surface form Disambiguated ID Type / Status
Subject Lehman Brothers E309477 entity
Predicate tickerSymbol P1447 FINISHED
Object LEH
LEH was the stock ticker symbol for Lehman Brothers, the global investment bank whose 2008 bankruptcy became a central event in the global financial crisis.
 E1010504 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: LEH | Statement: [Lehman Brothers, tickerSymbol, LEH]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: LEH
Context triple: [Lehman Brothers, tickerSymbol, LEH]
  • A. Leh
    Leh is a historic town in the Indian union territory of Ladakh, known for its high-altitude Himalayan landscape, Buddhist monasteries, and role as a former trading hub on the Silk Route.
  • B. Dharamshala
    Dharamshala is a hill town in northern India known as the residence of the Dalai Lama and the headquarters of the Tibetan government-in-exile.
  • C. Shimla
    Shimla is a popular hill station and the capital city of Himachal Pradesh, known for its colonial-era architecture and scenic Himalayan surroundings in northern India.
  • D. Srinagar
    Srinagar is the summer capital and largest city of Jammu and Kashmir, renowned for its picturesque Dal Lake, houseboats, and Mughal-era gardens in the Kashmir Valley.
  • E. Gangtok
    Gangtok is the capital city of the Indian state of Sikkim, known for its Himalayan scenery, Buddhist monasteries, and role as a major cultural and tourism hub in the region.
  • 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: LEH
Triple: [Lehman Brothers, tickerSymbol, LEH]
Generated description
LEH was the stock ticker symbol for Lehman Brothers, the global investment bank whose 2008 bankruptcy became a central event in the global financial crisis.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: LEH
Target entity description: LEH was the stock ticker symbol for Lehman Brothers, the global investment bank whose 2008 bankruptcy became a central event in the global financial crisis.
  • A. Leh
    Leh is a historic town in the Indian union territory of Ladakh, known for its high-altitude Himalayan landscape, Buddhist monasteries, and role as a former trading hub on the Silk Route.
  • B. Dharamshala
    Dharamshala is a hill town in northern India known as the residence of the Dalai Lama and the headquarters of the Tibetan government-in-exile.
  • C. Shimla
    Shimla is a popular hill station and the capital city of Himachal Pradesh, known for its colonial-era architecture and scenic Himalayan surroundings in northern India.
  • D. Srinagar
    Srinagar is the summer capital and largest city of Jammu and Kashmir, renowned for its picturesque Dal Lake, houseboats, and Mughal-era gardens in the Kashmir Valley.
  • E. Gangtok
    Gangtok is the capital city of the Indian state of Sikkim, known for its Himalayan scenery, Buddhist monasteries, and role as a major cultural and tourism hub in the region.
  • 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_69d7bdfa933c8190b5a27aa4a08a19b7 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d97dc6517481908637781da240b51f completed April 10, 2026, 10:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6af6d16388190abc848ac67bf1fb9 completed May 3, 2026, 2:14 a.m.
NEDg Description generation batch_69f6b08df448819080c0a7b0921bcc9f completed May 3, 2026, 2:18 a.m.
NED2 Entity disambiguation (via description) batch_69f6b11ced30819090f67a0b1e1369aa completed May 3, 2026, 2:21 a.m.
Created at: April 9, 2026, 5:42 p.m.