Triple

T16752912
Position Surface form Disambiguated ID Type / Status
Subject Réseau express métropolitain E407129 entity
Predicate operator P179 FINISHED
Object CDPQ Infra
CDPQ Infra is a subsidiary of Caisse de dépôt et placement du Québec responsible for developing and managing large-scale public infrastructure projects, particularly automated light-rail transit systems.
 E1232175 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: CDPQ Infra | Statement: [Réseau express métropolitain, operator, CDPQ Infra]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CDPQ Infra
Context triple: [Réseau express métropolitain, operator, CDPQ Infra]
  • A. Strabag
    Strabag is a major European construction company based in Austria, known for large-scale infrastructure, civil engineering, and building projects across numerous countries.
  • B. Morrison-Bachy Soletanche Joint Venture
    Morrison-Bachy Soletanche Joint Venture is a civil engineering consortium known for undertaking major infrastructure projects, including the construction of iconic structures in the United Kingdom.
  • C. Tractebel
    Tractebel is an international engineering and consulting company specializing in energy, water, and infrastructure projects.
  • D. Balfour Beatty
    Balfour Beatty is a leading international infrastructure group based in the United Kingdom, specializing in construction, engineering, and support services for major public and private sector projects.
  • E. Orascom Construction Industries
    Orascom Construction Industries is a leading Egyptian engineering and construction company with major operations in infrastructure, industrial, and commercial projects across the Middle East and beyond.
  • 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: CDPQ Infra
Triple: [Réseau express métropolitain, operator, CDPQ Infra]
Generated description
CDPQ Infra is a subsidiary of Caisse de dépôt et placement du Québec responsible for developing and managing large-scale public infrastructure projects, particularly automated light-rail transit systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: CDPQ Infra
Target entity description: CDPQ Infra is a subsidiary of Caisse de dépôt et placement du Québec responsible for developing and managing large-scale public infrastructure projects, particularly automated light-rail transit systems.
  • A. Strabag
    Strabag is a major European construction company based in Austria, known for large-scale infrastructure, civil engineering, and building projects across numerous countries.
  • B. Morrison-Bachy Soletanche Joint Venture
    Morrison-Bachy Soletanche Joint Venture is a civil engineering consortium known for undertaking major infrastructure projects, including the construction of iconic structures in the United Kingdom.
  • C. Tractebel
    Tractebel is an international engineering and consulting company specializing in energy, water, and infrastructure projects.
  • D. Balfour Beatty
    Balfour Beatty is a leading international infrastructure group based in the United Kingdom, specializing in construction, engineering, and support services for major public and private sector projects.
  • E. Orascom Construction Industries
    Orascom Construction Industries is a leading Egyptian engineering and construction company with major operations in infrastructure, industrial, and commercial projects across the Middle East and beyond.
  • 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_69d8838ffb088190a0b11149929006bf completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e3aa282bb08190992c9b61caa7a345 completed April 18, 2026, 3:58 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00a52402848190b029cb0be31b4c74 completed May 10, 2026, 3:32 p.m.
NEDg Description generation batch_6a00a5c4e934819088db49d81be154c3 completed May 10, 2026, 3:35 p.m.
NED2 Entity disambiguation (via description) batch_6a00a6b84d288190aeccb06745146b80 completed May 10, 2026, 3:39 p.m.
Created at: April 10, 2026, 5:21 a.m.