Triple

T6491264
Position Surface form Disambiguated ID Type / Status
Subject Hayward Executive Airport E148041 entity
Predicate IATA code P2569 FINISHED
Object HWD
HWD is the three-letter IATA airport code assigned to Hayward Executive Airport in Hayward, California.
 E596168 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: HWD | Statement: [Hayward Executive Airport, IATA code, HWD]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: HWD
Context triple: [Hayward Executive Airport, IATA code, HWD]
  • A. WHD
    WHD is the U.S. Department of Labor’s Wage and Hour Division, the federal agency responsible for enforcing minimum wage, overtime pay, child labor, and other key labor standards.
  • B. WTDH
    WTDH is the radio callsign assigned to the NOAA Ship Okeanos Explorer, a U.S. research vessel dedicated to deep-ocean exploration.
  • C. H&W
    H&W is the abbreviated logo text used by Harland and Wolff, the historic Belfast-based shipbuilding and heavy engineering company.
  • D. HDX
    HDX is an open humanitarian data platform that enables organizations to share, find, and use data for crisis preparedness and response.
  • E. HDH
    HDH is the vehicle registration code used on license plates for the German town of Heidenheim an der Brenz.
  • 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: HWD
Triple: [Hayward Executive Airport, IATA code, HWD]
Generated description
HWD is the three-letter IATA airport code assigned to Hayward Executive Airport in Hayward, California.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: HWD
Target entity description: HWD is the three-letter IATA airport code assigned to Hayward Executive Airport in Hayward, California.
  • A. WHD
    WHD is the U.S. Department of Labor’s Wage and Hour Division, the federal agency responsible for enforcing minimum wage, overtime pay, child labor, and other key labor standards.
  • B. WTDH
    WTDH is the radio callsign assigned to the NOAA Ship Okeanos Explorer, a U.S. research vessel dedicated to deep-ocean exploration.
  • C. H&W
    H&W is the abbreviated logo text used by Harland and Wolff, the historic Belfast-based shipbuilding and heavy engineering company.
  • D. HDX
    HDX is an open humanitarian data platform that enables organizations to share, find, and use data for crisis preparedness and response.
  • E. HDH
    HDH is the vehicle registration code used on license plates for the German town of Heidenheim an der Brenz.
  • 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_69c009088f3081909cd467b05919de30 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c06a9a8d8481908d88e5c9f0c773f7 completed March 22, 2026, 10:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c653bcb63081908be29abd0084d266 completed March 27, 2026, 9:54 a.m.
NEDg Description generation batch_69c6553c17bc81908719ecc7db9e3960 completed March 27, 2026, 10 a.m.
NED2 Entity disambiguation (via description) batch_69c655f4ee5c81909620e732b72ee694 completed March 27, 2026, 10:03 a.m.
Created at: March 22, 2026, 4:53 p.m.