Triple

T22326942
Position Surface form Disambiguated ID Type / Status
Subject AnsaldoBreda E551924 entity
Predicate notableProject P4 FINISHED
Object Metro trains for Rome Metro
Metro trains for the Rome Metro are electric multiple-unit subway trains designed and built to serve as the primary rolling stock for Rome’s urban rapid transit system.
E1531250 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: Metro trains for Rome Metro | Statement: [AnsaldoBreda, notableProject, Metro trains for Rome Metro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metro trains for Rome Metro
Context triple: [AnsaldoBreda, notableProject, Metro trains for Rome Metro]
  • A. Rome Metro network
    The Rome Metro network is the rapid transit system serving Italy’s capital, consisting of multiple underground and suburban rail lines that connect central Rome with its surrounding districts and transport hubs.
  • B. Rome tram network
    The Rome tram network is an urban light rail system serving the city of Rome, Italy, providing surface public transport along several key routes that complement the metro and bus services.
  • C. Rome bus network
    The Rome bus network is an extensive public transportation system of bus routes that connects neighborhoods throughout Rome, including residential districts like Parioli, with the rest of the city.
  • D. Rome Metro Line A
    Rome Metro Line A is one of the main lines of the Rome Metro system, running diagonally across the city and connecting key central and suburban areas, including major tourist and commercial districts.
  • E. Rome Metro Line B
    Rome Metro Line B is one of the main lines of the Rome Metro system, running through central and southern parts of the city and serving key sites such as the Colosseum.
  • 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: Metro trains for Rome Metro
Triple: [AnsaldoBreda, notableProject, Metro trains for Rome Metro]
Generated description
Metro trains for the Rome Metro are electric multiple-unit subway trains designed and built to serve as the primary rolling stock for Rome’s urban rapid transit system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Metro trains for Rome Metro
Target entity description: Metro trains for the Rome Metro are electric multiple-unit subway trains designed and built to serve as the primary rolling stock for Rome’s urban rapid transit system.
  • A. Rome Metro network
    The Rome Metro network is the rapid transit system serving Italy’s capital, consisting of multiple underground and suburban rail lines that connect central Rome with its surrounding districts and transport hubs.
  • B. Rome tram network
    The Rome tram network is an urban light rail system serving the city of Rome, Italy, providing surface public transport along several key routes that complement the metro and bus services.
  • C. Rome bus network
    The Rome bus network is an extensive public transportation system of bus routes that connects neighborhoods throughout Rome, including residential districts like Parioli, with the rest of the city.
  • D. Rome Metro Line A
    Rome Metro Line A is one of the main lines of the Rome Metro system, running diagonally across the city and connecting key central and suburban areas, including major tourist and commercial districts.
  • E. Rome Metro Line B
    Rome Metro Line B is one of the main lines of the Rome Metro system, running through central and southern parts of the city and serving key sites such as the Colosseum.
  • 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_69e11e482f788190b78d1588fc26d606 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f157693460819087c165481eb9e128 completed April 29, 2026, 12:57 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0ad520b1c081908fd6de0de24e2d87 completed May 18, 2026, 9 a.m.
NEDg Description generation batch_6a0ad992b43c8190b0e409d64db83308 completed May 18, 2026, 9:19 a.m.
NED2 Entity disambiguation (via description) batch_6a0adac48bec8190989dd7c5e28d283a completed May 18, 2026, 9:24 a.m.
Created at: April 16, 2026, 8:42 p.m.