Triple

T187998
Position Surface form Disambiguated ID Type / Status
Subject AMTK E4024 entity
Predicate relatedTo P37 FINISHED
Object NRPC
NRPC (National Railroad Passenger Corporation) is the U.S. government-owned corporation that operates intercity passenger rail service under the brand name Amtrak.
 E23886 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: NRPC | Statement: [AMTK, relatedTo, NRPC]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: NRPC
Context triple: [AMTK, relatedTo, NRPC]
  • A. NCP
    NCP (Network Control Protocol) was an early host-to-host communication protocol suite that enabled data exchange between computers on the ARPANET before the adoption of TCP/IP.
  • B. NR
    NR is the standard abbreviation for National Rail, the collective network of passenger railway services in Great Britain.
  • C. NV
    NV is the official two-letter United States Postal Service abbreviation for the state of Nevada.
  • D. NPVIC
    NPVIC is an agreement among U.S. states and the District of Columbia to award their electoral votes to the presidential candidate who wins the national popular vote.
  • E. NMTI
    NMTI is a prestigious United States presidential award that honors individuals, teams, and companies for outstanding contributions to technological innovation and advancement.
  • 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: NRPC
Triple: [AMTK, relatedTo, NRPC]
Generated description
NRPC (National Railroad Passenger Corporation) is the U.S. government-owned corporation that operates intercity passenger rail service under the brand name Amtrak.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: NRPC
Target entity description: NRPC (National Railroad Passenger Corporation) is the U.S. government-owned corporation that operates intercity passenger rail service under the brand name Amtrak.
  • A. NCP
    NCP (Network Control Protocol) was an early host-to-host communication protocol suite that enabled data exchange between computers on the ARPANET before the adoption of TCP/IP.
  • B. NR
    NR is the standard abbreviation for National Rail, the collective network of passenger railway services in Great Britain.
  • C. NV
    NV is the official two-letter United States Postal Service abbreviation for the state of Nevada.
  • D. NPVIC
    NPVIC is an agreement among U.S. states and the District of Columbia to award their electoral votes to the presidential candidate who wins the national popular vote.
  • E. NMTI
    NMTI is a prestigious United States presidential award that honors individuals, teams, and companies for outstanding contributions to technological innovation and advancement.
  • 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a2594940e48190a3d8efbce46241c3 completed Feb. 28, 2026, 2:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69a30287094c8190ad4669e856a29f6c completed Feb. 28, 2026, 2:58 p.m.
NEDg Description generation batch_69a3047bf9588190a147cea4f7b74f46 completed Feb. 28, 2026, 3:06 p.m.
NED2 Entity disambiguation (via description) batch_69a304fdf7888190b0e14ca4eeffe397 completed Feb. 28, 2026, 3:08 p.m.
Created at: Feb. 28, 2026, 2:40 a.m.