Triple

T8291796
Position Surface form Disambiguated ID Type / Status
Subject Charles Schwab Corporation E193914 entity
Predicate subsidiary P258 FINISHED
Object Charles Schwab & Co., Inc.
Charles Schwab & Co., Inc. is the primary brokerage arm of Charles Schwab Corporation, providing retail and institutional clients with investment, trading, and financial advisory services.
 E193914 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: Charles Schwab & Co., Inc. | Statement: [Charles Schwab Corporation, subsidiary, Charles Schwab & Co., Inc.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Charles Schwab & Co., Inc.
Context triple: [Charles Schwab Corporation, subsidiary, Charles Schwab & Co., Inc.]
  • A. Charles Schwab Corporation
    Charles Schwab Corporation is a major American financial services company best known for its discount brokerage, wealth management, and banking services.
  • B. Schwab
    Schwab is a German-language surname borne by numerous notable individuals in fields such as business, academia, and the arts.
  • C. Scottrade
    Scottrade was an American online discount brokerage firm known for providing low-cost trading services to individual investors before being acquired by TD Ameritrade.
  • D. Fidelity Investments
    Fidelity Investments is a major American multinational financial services corporation best known for its mutual funds, brokerage services, and retirement investment products.
  • E. TD Ameritrade
    TD Ameritrade is a major U.S.-based online brokerage firm known for providing retail investors with trading platforms for stocks, options, ETFs, and other financial products.
  • 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: Charles Schwab & Co., Inc.
Triple: [Charles Schwab Corporation, subsidiary, Charles Schwab & Co., Inc.]
Generated description
Charles Schwab & Co., Inc. is the primary brokerage arm of Charles Schwab Corporation, providing retail and institutional clients with investment, trading, and financial advisory services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Charles Schwab & Co., Inc.
Target entity description: Charles Schwab & Co., Inc. is the primary brokerage arm of Charles Schwab Corporation, providing retail and institutional clients with investment, trading, and financial advisory services.
  • A. Charles Schwab Corporation chosen
    Charles Schwab Corporation is a major American financial services company best known for its discount brokerage, wealth management, and banking services.
  • B. Schwab
    Schwab is a German-language surname borne by numerous notable individuals in fields such as business, academia, and the arts.
  • C. Scottrade
    Scottrade was an American online discount brokerage firm known for providing low-cost trading services to individual investors before being acquired by TD Ameritrade.
  • D. Fidelity Investments
    Fidelity Investments is a major American multinational financial services corporation best known for its mutual funds, brokerage services, and retirement investment products.
  • E. TD Ameritrade
    TD Ameritrade is a major U.S.-based online brokerage firm known for providing retail investors with trading platforms for stocks, options, ETFs, and other financial products.
  • F. None of above.

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_69ca82e32db481908b72f3804fa71152 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7c9ccbfc81908825685c23b80d23 completed March 31, 2026, 7:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd68916c5481908c42f259298b0670 completed April 1, 2026, 6:48 p.m.
NEDg Description generation batch_69cd6d567c3c81908a7ec5bc13be529d completed April 1, 2026, 7:09 p.m.
NED2 Entity disambiguation (via description) batch_69cd7e3e2f848190a22ad8739bb8e298 completed April 1, 2026, 8:21 p.m.
Created at: March 30, 2026, 5:52 p.m.