Triple

T14478164
Position Surface form Disambiguated ID Type / Status
Subject Siemens Vectron E359028 entity
Predicate operator P179 FINISHED
Object MRCE
MRCE (Mitsui Rail Capital Europe) is a European rolling stock leasing company that provides and manages locomotive fleets, including Siemens Vectron units, for rail operators across Europe.
E1100593 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: MRCE | Statement: [Siemens Vectron, operator, MRCE]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MRCE
Context triple: [Siemens Vectron, operator, MRCE]
  • A. MRCS
    MRCS is a postgraduate surgical qualification that serves as a key milestone for doctors training to become surgeons in the United Kingdom and some other countries.
  • B. MRCP(UK)
    MRCP(UK) is a widely recognized postgraduate medical qualification in the United Kingdom that assesses physicians’ knowledge and skills in internal medicine and is often required for progression to specialist training.
  • C. MRC
    MRC is a major UK organization that funds and supports medical research to improve human health.
  • D. MRC
    MRC is a research and education center at the University of Maryland focused on advancing robotics and autonomous systems.
  • E. MRC
    MRC is an American independent film and television studio known for producing and financing a wide range of acclaimed movies and TV series.
  • 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: MRCE
Triple: [Siemens Vectron, operator, MRCE]
Generated description
MRCE (Mitsui Rail Capital Europe) is a European rolling stock leasing company that provides and manages locomotive fleets, including Siemens Vectron units, for rail operators across Europe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MRCE
Target entity description: MRCE (Mitsui Rail Capital Europe) is a European rolling stock leasing company that provides and manages locomotive fleets, including Siemens Vectron units, for rail operators across Europe.
  • A. MRCS
    MRCS is a postgraduate surgical qualification that serves as a key milestone for doctors training to become surgeons in the United Kingdom and some other countries.
  • B. MRCP(UK)
    MRCP(UK) is a widely recognized postgraduate medical qualification in the United Kingdom that assesses physicians’ knowledge and skills in internal medicine and is often required for progression to specialist training.
  • C. MRC
    MRC is a major UK organization that funds and supports medical research to improve human health.
  • D. MRC
    MRC is a research and education center at the University of Maryland focused on advancing robotics and autonomous systems.
  • E. MRC
    MRC is an American independent film and television studio known for producing and financing a wide range of acclaimed movies and TV series.
  • 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_69d827966698819082e140837737501d completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de9248edb48190a74eb032aeaac027 completed April 14, 2026, 7:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd64a257488190818c65c1cc84c4b5 completed May 8, 2026, 4:20 a.m.
NEDg Description generation batch_69fd6609ed5c8190a5d2c5fe25ea1467 completed May 8, 2026, 4:26 a.m.
NED2 Entity disambiguation (via description) batch_69fd666f81d08190a0d658b5949e0201 completed May 8, 2026, 4:28 a.m.
Created at: April 10, 2026, 1:20 a.m.