Triple

T12112502
Position Surface form Disambiguated ID Type / Status
Subject PNR Metro Commuter Line E288466 entity
Predicate hasStation P35 FINISHED
Object San Pedro station
San Pedro station is a railway stop on the Philippine National Railways’ Metro Commuter Line serving the city of San Pedro in Laguna, Philippines.
E969412 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: San Pedro station | Statement: [PNR Metro Commuter Line, hasStation, San Pedro station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Pedro station
Context triple: [PNR Metro Commuter Line, hasStation, San Pedro station]
  • A. San Carlos station
    San Carlos station is a commuter rail station in San Carlos, California, serving Caltrain passengers on the San Francisco Peninsula.
  • B. San Pedrito station
    San Pedrito station is the western terminal of Line A on the Buenos Aires Underground (Subte) system in Argentina.
  • C. San Ramón station
    San Ramón station is a stop on Santiago, Chile’s Metro system, serving passengers on Line 4A in the southeastern part of the city.
  • D. Balderas station
    Balderas station is a Mexico City Metro station in the city center known for its high passenger traffic and proximity to important cultural and historical landmarks.
  • E. Saenz Peña station
    Saenz Peña station is a stop on Line A of the Buenos Aires Underground, serving passengers in the central area of Argentina’s capital city.
  • 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: San Pedro station
Triple: [PNR Metro Commuter Line, hasStation, San Pedro station]
Generated description
San Pedro station is a railway stop on the Philippine National Railways’ Metro Commuter Line serving the city of San Pedro in Laguna, Philippines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: San Pedro station
Target entity description: San Pedro station is a railway stop on the Philippine National Railways’ Metro Commuter Line serving the city of San Pedro in Laguna, Philippines.
  • A. San Carlos station
    San Carlos station is a commuter rail station in San Carlos, California, serving Caltrain passengers on the San Francisco Peninsula.
  • B. San Pedrito station
    San Pedrito station is the western terminal of Line A on the Buenos Aires Underground (Subte) system in Argentina.
  • C. San Ramón station
    San Ramón station is a stop on Santiago, Chile’s Metro system, serving passengers on Line 4A in the southeastern part of the city.
  • D. Balderas station
    Balderas station is a Mexico City Metro station in the city center known for its high passenger traffic and proximity to important cultural and historical landmarks.
  • E. Saenz Peña station
    Saenz Peña station is a stop on Line A of the Buenos Aires Underground, serving passengers in the central area of Argentina’s capital city.
  • 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_69d6ab4a5c448190a110d1273314b21a completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9156814148190b47d63a89fcab17c completed April 10, 2026, 3:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f60a75f77881908345a585a689f69f completed May 2, 2026, 2:30 p.m.
NEDg Description generation batch_69f60bda16e48190af8abc0aa8ef41f0 completed May 2, 2026, 2:36 p.m.
NED2 Entity disambiguation (via description) batch_69f60cd51d34819099927fee476958ea completed May 2, 2026, 2:40 p.m.
Created at: April 8, 2026, 9:49 p.m.