Triple

T3181321
Position Surface form Disambiguated ID Type / Status
Subject Porto Campanhã railway station E66592 entity
Predicate hasStationCode P1289 FINISHED
Object CP: CPN
CP: CPN is the official station code used by Comboios de Portugal to identify Porto Campanhã railway station in Porto, Portugal.
 E333237 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: CP: CPN | Statement: [Porto Campanhã railway station, hasStationCode, CP: CPN]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CP: CPN
Context triple: [Porto Campanhã railway station, hasStationCode, CP: CPN]
  • A. CNP
    CNP is the abbreviation for the U.S. Navy’s Chief of Naval Personnel, the senior officer responsible for managing the service’s manpower, personnel policies, and career development.
  • B. CP24
    CP24 is a Canadian 24-hour local news television channel based in Toronto, known for its continuous coverage of breaking news, traffic, and weather.
  • C. P$C
    P$C is a hip hop group closely linked to producer DJ Toomp and the Atlanta rap scene.
  • D. CP Carga
    CP Carga is a Portuguese rail freight company that operates cargo transport services formerly under the national railway operator Comboios de Portugal.
  • E. CP Class 3400
    CP Class 3400 is a series of electric multiple unit trains operated by Comboios de Portugal, commonly used for suburban and commuter rail services such as those in the Porto urban network.
  • 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: CP: CPN
Triple: [Porto Campanhã railway station, hasStationCode, CP: CPN]
Generated description
CP: CPN is the official station code used by Comboios de Portugal to identify Porto Campanhã railway station in Porto, Portugal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: CP: CPN
Target entity description: CP: CPN is the official station code used by Comboios de Portugal to identify Porto Campanhã railway station in Porto, Portugal.
  • A. CNP
    CNP is the abbreviation for the U.S. Navy’s Chief of Naval Personnel, the senior officer responsible for managing the service’s manpower, personnel policies, and career development.
  • B. CP24
    CP24 is a Canadian 24-hour local news television channel based in Toronto, known for its continuous coverage of breaking news, traffic, and weather.
  • C. P$C
    P$C is a hip hop group closely linked to producer DJ Toomp and the Atlanta rap scene.
  • D. CP Carga
    CP Carga is a Portuguese rail freight company that operates cargo transport services formerly under the national railway operator Comboios de Portugal.
  • E. CP Class 3400
    CP Class 3400 is a series of electric multiple unit trains operated by Comboios de Portugal, commonly used for suburban and commuter rail services such as those in the Porto urban network.
  • 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_69ad8587c1bc8190a2595f2c22ee1001 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada6a1280c8190b59a2afd30312c02 completed March 8, 2026, 4:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235fd1688819080fa1d73d2b233ba completed March 12, 2026, 3:41 a.m.
NEDg Description generation batch_69b236e61ae88190a76b942c6cddff41 completed March 12, 2026, 3:45 a.m.
NED2 Entity disambiguation (via description) batch_69b23770ed4c8190b5d929cc95a286a0 completed March 12, 2026, 3:48 a.m.
Created at: March 8, 2026, 3:06 p.m.