Triple

T4674884
Position Surface form Disambiguated ID Type / Status
Subject U.S. National Historic Chemical Landmark E103653 entity
Predicate hasAbbreviation P43 FINISHED
Object NHCL
NHCL is the abbreviation for the U.S. National Historic Chemical Landmark program, which recognizes and commemorates significant achievements in the history of chemistry.
 E460950 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: NHCL | Statement: [U.S. National Historic Chemical Landmark, hasAbbreviation, NHCL]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: NHCL
Context triple: [U.S. National Historic Chemical Landmark, hasAbbreviation, NHCL]
  • A. NHCEL
    NHCEL is the standard abbreviation for a National Historic Civil Engineering Landmark, a designation recognizing historically significant civil engineering works.
  • B. HLC
    HLC is the commonly used abbreviation for the Harvard Longwood Campus, a major Harvard University hub for medical and public health education and research in Boston.
  • C. NHSL
    NHSL is a rapid transit line in the Philadelphia suburbs, operated by SEPTA between 69th Street Transportation Center and Norristown.
  • D. NH
    NH is the official two-letter United States Postal Service abbreviation for the state of New Hampshire.
  • E. NH
    NH is the two-letter IATA airline designator assigned to All Nippon Airways, Japan’s largest airline.
  • 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: NHCL
Triple: [U.S. National Historic Chemical Landmark, hasAbbreviation, NHCL]
Generated description
NHCL is the abbreviation for the U.S. National Historic Chemical Landmark program, which recognizes and commemorates significant achievements in the history of chemistry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: NHCL
Target entity description: NHCL is the abbreviation for the U.S. National Historic Chemical Landmark program, which recognizes and commemorates significant achievements in the history of chemistry.
  • A. NHCEL
    NHCEL is the standard abbreviation for a National Historic Civil Engineering Landmark, a designation recognizing historically significant civil engineering works.
  • B. HLC
    HLC is the commonly used abbreviation for the Harvard Longwood Campus, a major Harvard University hub for medical and public health education and research in Boston.
  • C. NHSL
    NHSL is a rapid transit line in the Philadelphia suburbs, operated by SEPTA between 69th Street Transportation Center and Norristown.
  • D. NH
    NH is the official two-letter United States Postal Service abbreviation for the state of New Hampshire.
  • E. NH
    NH is the two-letter IATA airline designator assigned to All Nippon Airways, Japan’s largest airline.
  • 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_69bd43dda32c8190938b37744ca270fc completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd63544f68819084311416402696b0 completed March 20, 2026, 3:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69be039896448190bdfd3a6cb76a8fbe completed March 21, 2026, 2:34 a.m.
NEDg Description generation batch_69be055390c08190a85f92aec34b390a completed March 21, 2026, 2:41 a.m.
NED2 Entity disambiguation (via description) batch_69be05d5bd008190bd94bd70092e8dfd completed March 21, 2026, 2:43 a.m.
Created at: March 20, 2026, 1:15 p.m.