Triple

T10377515
Position Surface form Disambiguated ID Type / Status
Subject MCH Group E244543 entity
Predicate tickerSymbol P1447 FINISHED
Object MCHN
MCHN is the stock ticker symbol for MCH Group, a Swiss-based live marketing and event management company known for organizing trade fairs, exhibitions, and conferences.
 E859764 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: MCHN | Statement: [MCH Group, tickerSymbol, MCHN]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MCHN
Context triple: [MCH Group, tickerSymbol, MCHN]
  • A. MCH
    MCH is the station code for March railway station, a rail transport hub serving the town of March in Cambridgeshire, England.
  • B. MNH
    MNH was a German company that played a key role in producing Panther tanks for the Wehrmacht during World War II.
  • C. CMH
    CMH is the IATA airport code for John Glenn Columbus International Airport, the primary commercial airport serving Columbus, Ohio.
  • D. MCHB
    MCHB is the commonly used abbreviation for the Maternal and Child Health Bureau, a U.S. federal agency focused on improving the health and well-being of mothers, children, and families.
  • E. mchadi
    Mchadi is a traditional Georgian cornbread, typically pan-fried and often served alongside dishes like cheese or beans.
  • 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: MCHN
Triple: [MCH Group, tickerSymbol, MCHN]
Generated description
MCHN is the stock ticker symbol for MCH Group, a Swiss-based live marketing and event management company known for organizing trade fairs, exhibitions, and conferences.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MCHN
Target entity description: MCHN is the stock ticker symbol for MCH Group, a Swiss-based live marketing and event management company known for organizing trade fairs, exhibitions, and conferences.
  • A. MCH
    MCH is the station code for March railway station, a rail transport hub serving the town of March in Cambridgeshire, England.
  • B. MNH
    MNH was a German company that played a key role in producing Panther tanks for the Wehrmacht during World War II.
  • C. CMH
    CMH is the IATA airport code for John Glenn Columbus International Airport, the primary commercial airport serving Columbus, Ohio.
  • D. MCHB
    MCHB is the commonly used abbreviation for the Maternal and Child Health Bureau, a U.S. federal agency focused on improving the health and well-being of mothers, children, and families.
  • E. mchadi
    Mchadi is a traditional Georgian cornbread, typically pan-fried and often served alongside dishes like cheese or beans.
  • 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_69d381b3e328819094b23b8edcd29b5a completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e98f312481909f7276fc3762d7bc completed April 7, 2026, 11:25 a.m.
NED1 Entity disambiguation (via context triple) batch_69d7957e52108190a8d262b30a7d2780 completed April 9, 2026, 12:03 p.m.
NEDg Description generation batch_69d798e3dba08190911fc9fec5d2c8e2 completed April 9, 2026, 12:17 p.m.
NED2 Entity disambiguation (via description) batch_69d79a6086fc8190ab8454a216dfda8c completed April 9, 2026, 12:24 p.m.
Created at: April 6, 2026, 12:03 p.m.