Triple

T6742149
Position Surface form Disambiguated ID Type / Status
Subject George C. Perkins E154107 entity
Predicate employer P7 FINISHED
Object Pacific Coast Steamship Company
Pacific Coast Steamship Company was a prominent American shipping line that operated passenger and freight steamships along the Pacific coast of North America in the late 19th and early 20th centuries.
E615412 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: Pacific Coast Steamship Company | Statement: [George C. Perkins, employer, Pacific Coast Steamship Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pacific Coast Steamship Company
Context triple: [George C. Perkins, employer, Pacific Coast Steamship Company]
  • A. Great Western Steamship Company
    The Great Western Steamship Company was a 19th-century British shipping firm best known for commissioning Isambard Kingdom Brunel’s pioneering transatlantic steamships, including the SS Great Britain.
  • B. American-Hawaiian Steamship Company
    The American-Hawaiian Steamship Company was a prominent U.S. shipping firm that operated cargo services between the American mainland and Hawaii, particularly active in the late 19th and early 20th centuries.
  • C. White Star Line
    White Star Line was a prominent British shipping company best known for operating the RMS Titanic and other famous ocean liners during the late 19th and early 20th centuries.
  • D. Puget Sound Navigation Company
    Puget Sound Navigation Company was a private ferry operator that ran passenger and vehicle services on Puget Sound and nearby waters before its routes were taken over by Washington State Ferries.
  • E. Franklin Line
    The Franklin Line is a Massachusetts Bay Transportation Authority (MBTA) commuter rail line serving communities southwest of Boston.
  • 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: Pacific Coast Steamship Company
Triple: [George C. Perkins, employer, Pacific Coast Steamship Company]
Generated description
Pacific Coast Steamship Company was a prominent American shipping line that operated passenger and freight steamships along the Pacific coast of North America in the late 19th and early 20th centuries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pacific Coast Steamship Company
Target entity description: Pacific Coast Steamship Company was a prominent American shipping line that operated passenger and freight steamships along the Pacific coast of North America in the late 19th and early 20th centuries.
  • A. Great Western Steamship Company
    The Great Western Steamship Company was a 19th-century British shipping firm best known for commissioning Isambard Kingdom Brunel’s pioneering transatlantic steamships, including the SS Great Britain.
  • B. American-Hawaiian Steamship Company
    The American-Hawaiian Steamship Company was a prominent U.S. shipping firm that operated cargo services between the American mainland and Hawaii, particularly active in the late 19th and early 20th centuries.
  • C. White Star Line
    White Star Line was a prominent British shipping company best known for operating the RMS Titanic and other famous ocean liners during the late 19th and early 20th centuries.
  • D. Puget Sound Navigation Company
    Puget Sound Navigation Company was a private ferry operator that ran passenger and vehicle services on Puget Sound and nearby waters before its routes were taken over by Washington State Ferries.
  • E. Franklin Line
    The Franklin Line is a Massachusetts Bay Transportation Authority (MBTA) commuter rail line serving communities southwest of Boston.
  • 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_69c6880d84d8819095d19de2295f26ac completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d1b245988190a9d5260f4872bbea completed March 27, 2026, 6:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69c70b0fb79c8190ae9871b7b2d9d733 completed March 27, 2026, 10:56 p.m.
NEDg Description generation batch_69c70c4111848190906b0e43cf4ae325 completed March 27, 2026, 11:01 p.m.
NED2 Entity disambiguation (via description) batch_69c70cbb8644819091a8a9c061dfd605 completed March 27, 2026, 11:03 p.m.
Created at: March 27, 2026, 2:10 p.m.