Triple

T2677740
Position Surface form Disambiguated ID Type / Status
Subject MRT Line 3 E56499 entity
Predicate system P730 FINISHED
Object Manila Metro Rail Transit System
The Manila Metro Rail Transit System is a rapid transit network in Metro Manila, Philippines, providing elevated urban rail services along some of the city's busiest corridors.
E293683 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: Manila Metro Rail Transit System | Statement: [MRT Line 3, system, Manila Metro Rail Transit System]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Manila Metro Rail Transit System
Context triple: [MRT Line 3, system, Manila Metro Rail Transit System]
  • A. Manila Light Rail Transit System
    The Manila Light Rail Transit System is an urban rapid transit network in Metro Manila, Philippines, providing high-capacity rail services along key commuter corridors.
  • B. MRT Line 3
    MRT Line 3 is a major elevated rapid transit line in Metro Manila that runs along EDSA, serving as one of the region’s primary commuter rail corridors.
  • C. Antipolo station
    Antipolo station is an elevated eastern terminal station of Manila’s LRT Line 2 serving the city of Antipolo in Rizal, Philippines.
  • D. PNR Metro Commuter Line
    The PNR Metro Commuter Line is a suburban rail service in Metro Manila operated by the Philippine National Railways, providing commuter train connections across key areas of the capital region.
  • E. Cubao MRT station
    Cubao MRT station is a major elevated rapid transit stop on Manila’s MRT Line 3, serving as a key commuter hub for the Cubao and Araneta City area in Quezon City, Philippines.
  • 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: Manila Metro Rail Transit System
Triple: [MRT Line 3, system, Manila Metro Rail Transit System]
Generated description
The Manila Metro Rail Transit System is a rapid transit network in Metro Manila, Philippines, providing elevated urban rail services along some of the city's busiest corridors.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Manila Metro Rail Transit System
Target entity description: The Manila Metro Rail Transit System is a rapid transit network in Metro Manila, Philippines, providing elevated urban rail services along some of the city's busiest corridors.
  • A. Manila Light Rail Transit System
    The Manila Light Rail Transit System is an urban rapid transit network in Metro Manila, Philippines, providing high-capacity rail services along key commuter corridors.
  • B. MRT Line 3
    MRT Line 3 is a major elevated rapid transit line in Metro Manila that runs along EDSA, serving as one of the region’s primary commuter rail corridors.
  • C. Antipolo station
    Antipolo station is an elevated eastern terminal station of Manila’s LRT Line 2 serving the city of Antipolo in Rizal, Philippines.
  • D. PNR Metro Commuter Line
    The PNR Metro Commuter Line is a suburban rail service in Metro Manila operated by the Philippine National Railways, providing commuter train connections across key areas of the capital region.
  • E. Cubao MRT station
    Cubao MRT station is a major elevated rapid transit stop on Manila’s MRT Line 3, serving as a key commuter hub for the Cubao and Araneta City area in Quezon City, Philippines.
  • 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_69ab4a4b13fc81909dfdb3f23da46832 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd9b697fc8190a5ec8b75ee2ad238 completed March 7, 2026, 7:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69afb679d5bc8190b2dd4edeaf09b1e7 completed March 10, 2026, 6:13 a.m.
NEDg Description generation batch_69afb7c0ac9c819088939e2a20e74c24 completed March 10, 2026, 6:18 a.m.
NED2 Entity disambiguation (via description) batch_69afb84d36488190b49b05f2d5398627 completed March 10, 2026, 6:21 a.m.
Created at: March 6, 2026, 9:54 p.m.