Triple
T2520471
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MRT Line 7 |
E55509
|
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, that serves as one of the city’s primary urban rail systems alongside the LRT and commuter rail lines.
|
E56499
|
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 7, 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 7, system, Manila Metro Rail Transit System]
-
A.
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.
-
B.
North Luzon Expressway
North Luzon Expressway is a major toll expressway in the Philippines that connects Metro Manila to the provinces of Central and Northern Luzon.
-
C.
BTS Skytrain
The BTS Skytrain is an elevated rapid transit system that serves as one of Bangkok’s primary urban rail networks, helping alleviate traffic congestion and connect key commercial and residential areas across the city.
-
D.
Manila–Singapore
Manila–Singapore is an international flight route connecting the capital of the Philippines with the city-state of Singapore, serving as a major link for business and tourism in Southeast Asia.
-
E.
Taipei Metro
Taipei Metro is the rapid transit system serving the Taipei metropolitan area, known for its extensive network, punctual service, and cleanliness.
- 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 7, system, Manila Metro Rail Transit System]
Generated description
The Manila Metro Rail Transit System is a rapid transit network in Metro Manila, Philippines, that serves as one of the city’s primary urban rail systems alongside the LRT and commuter rail lines.
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, that serves as one of the city’s primary urban rail systems alongside the LRT and commuter rail lines.
-
A.
MRT Line 3
chosen
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.
-
B.
North Luzon Expressway
North Luzon Expressway is a major toll expressway in the Philippines that connects Metro Manila to the provinces of Central and Northern Luzon.
-
C.
BTS Skytrain
The BTS Skytrain is an elevated rapid transit system that serves as one of Bangkok’s primary urban rail networks, helping alleviate traffic congestion and connect key commercial and residential areas across the city.
-
D.
Manila–Singapore
Manila–Singapore is an international flight route connecting the capital of the Philippines with the city-state of Singapore, serving as a major link for business and tourism in Southeast Asia.
-
E.
Taipei Metro
Taipei Metro is the rapid transit system serving the Taipei metropolitan area, known for its extensive network, punctual service, and cleanliness.
- F. None of above.
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_69ab49e4749c8190813311efd1630f1b |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd2343e3081908819dc58d8ff40ce |
completed | March 7, 2026, 7:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af2ba64390819083ea639eb4c1a1bd |
completed | March 9, 2026, 8:20 p.m. |
| NEDg | Description generation | batch_69af516e6e888190bb5eca3f6b134dcd |
completed | March 9, 2026, 11:02 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af5223fa948190a7db252c9fc367a5 |
completed | March 9, 2026, 11:05 p.m. |
Created at: March 6, 2026, 9:46 p.m.