Triple

T15820673
Position Surface form Disambiguated ID Type / Status
Subject Harrisburg International Airport E383597 entity
Predicate IATAcode P418 FINISHED
Object MDT
MDT is the IATA airport code for Harrisburg International Airport, serving the Harrisburg, Pennsylvania metropolitan area.
 E1178520 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: MDT | Statement: [Harrisburg International Airport, IATAcode, MDT]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MDT
Context triple: [Harrisburg International Airport, IATAcode, MDT]
  • A. MDT
    MDT is the stock ticker symbol for Medtronic, a leading global medical technology company specializing in devices and therapies for chronic diseases.
  • B. MDT
    MDT is the state agency responsible for planning, building, and maintaining Montana’s transportation infrastructure, including highways and related systems.
  • C. MTD
    MTD is the public bus transit agency serving the Champaign–Urbana metropolitan area in Illinois.
  • D. MTD
    MTD is the primary public bus transit agency serving Santa Barbara and surrounding communities in California.
  • E. MDC
    MDC is a Zimbabwean opposition political party known as the Movement for Democratic Change, which has played a major role in challenging the long-standing rule of ZANU–PF.
  • 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: MDT
Triple: [Harrisburg International Airport, IATAcode, MDT]
Generated description
MDT is the IATA airport code for Harrisburg International Airport, serving the Harrisburg, Pennsylvania metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MDT
Target entity description: MDT is the IATA airport code for Harrisburg International Airport, serving the Harrisburg, Pennsylvania metropolitan area.
  • A. MDT
    MDT is the stock ticker symbol for Medtronic, a leading global medical technology company specializing in devices and therapies for chronic diseases.
  • B. MDT
    MDT is the state agency responsible for planning, building, and maintaining Montana’s transportation infrastructure, including highways and related systems.
  • C. MTD
    MTD is the public bus transit agency serving the Champaign–Urbana metropolitan area in Illinois.
  • D. MTD
    MTD is the primary public bus transit agency serving Santa Barbara and surrounding communities in California.
  • E. MDC
    MDC is a Zimbabwean opposition political party known as the Movement for Democratic Change, which has played a major role in challenging the long-standing rule of ZANU–PF.
  • 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_69d86da2858c819090cc8481e7207b6e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e0c4a7ba4881908a2747bf063d79f1 completed April 16, 2026, 11:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff99999c2c8190b1838aed40e12061 completed May 9, 2026, 8:31 p.m.
NEDg Description generation batch_69ff9aa845348190907116612d2c87cd completed May 9, 2026, 8:35 p.m.
NED2 Entity disambiguation (via description) batch_69ff9b8833b88190967db29027b5f987 completed May 9, 2026, 8:39 p.m.
Created at: April 10, 2026, 4:49 a.m.