Triple

T4819136
Position Surface form Disambiguated ID Type / Status
Subject Alfred B. Mullett E107664 entity
Predicate notableWork P4 FINISHED
Object U.S. Custom House (Portland, Maine)
The U.S. Custom House in Portland, Maine is a grand 19th-century federal building designed in the Second Empire style, serving historically as a key center for customs and maritime trade administration.
 E471903 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: U.S. Custom House (Portland, Maine) | Statement: [Alfred B. Mullett, notableWork, U.S. Custom House (Portland, Maine)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Custom House (Portland, Maine)
Context triple: [Alfred B. Mullett, notableWork, U.S. Custom House (Portland, Maine)]
  • A. United States Custom House in Salem
    The United States Custom House in Salem is a historic federal building and former customs office in Salem, Massachusetts, best known today for its association with author Nathaniel Hawthorne, who worked there and drew on it for the introduction to "The Scarlet Letter."
  • B. Customs House
    Customs House is a historic waterfront building in Hobart, Tasmania, notable for its colonial architecture and former role in administering maritime trade and customs.
  • C. Customs House
    Customs House is a historic neoclassical waterfront building on Shanghai’s Bund, long serving as a key symbol of the city’s colonial-era commercial and maritime trade.
  • D. United States Custom House
    The United States Custom House is a historic federal building in New York City that once served as the primary customs collection point for the bustling port, reflecting the city’s central role in American trade and finance.
  • E. Long Wharf Custom House Block
    Long Wharf Custom House Block is a historic waterfront commercial building in Boston that once served as a key hub for maritime trade and customs operations.
  • 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: U.S. Custom House (Portland, Maine)
Triple: [Alfred B. Mullett, notableWork, U.S. Custom House (Portland, Maine)]
Generated description
The U.S. Custom House in Portland, Maine is a grand 19th-century federal building designed in the Second Empire style, serving historically as a key center for customs and maritime trade administration.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U.S. Custom House (Portland, Maine)
Target entity description: The U.S. Custom House in Portland, Maine is a grand 19th-century federal building designed in the Second Empire style, serving historically as a key center for customs and maritime trade administration.
  • A. United States Custom House in Salem
    The United States Custom House in Salem is a historic federal building and former customs office in Salem, Massachusetts, best known today for its association with author Nathaniel Hawthorne, who worked there and drew on it for the introduction to "The Scarlet Letter."
  • B. Customs House
    Customs House is a historic waterfront building in Hobart, Tasmania, notable for its colonial architecture and former role in administering maritime trade and customs.
  • C. Customs House
    Customs House is a historic neoclassical waterfront building on Shanghai’s Bund, long serving as a key symbol of the city’s colonial-era commercial and maritime trade.
  • D. United States Custom House
    The United States Custom House is a historic federal building in New York City that once served as the primary customs collection point for the bustling port, reflecting the city’s central role in American trade and finance.
  • E. Long Wharf Custom House Block
    Long Wharf Custom House Block is a historic waterfront commercial building in Boston that once served as a key hub for maritime trade and customs operations.
  • 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_69bd43f9efa081908314cb3e94fa1695 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6c96f4dc81909e3186159b5c75ab completed March 20, 2026, 3:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4dbbfe588190bae0aca210bea2bc completed March 21, 2026, 7:50 a.m.
NEDg Description generation batch_69be4f6ceb60819080dc1ee93950a7f0 completed March 21, 2026, 7:57 a.m.
NED2 Entity disambiguation (via description) batch_69be4fbc83188190af2c9767aa9272a7 completed March 21, 2026, 7:58 a.m.
Created at: March 20, 2026, 1:24 p.m.