Triple
T12808212
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MRT Pink Line |
E306199
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Northern Bangkok Monorail Company Limited
Northern Bangkok Monorail Company Limited is the private transit company responsible for operating Bangkok’s elevated MRT Pink Line mass transit system.
|
E1048090
|
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: Northern Bangkok Monorail Company Limited | Statement: [MRT Pink Line, operator, Northern Bangkok Monorail Company Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Bangkok Monorail Company Limited Context triple: [MRT Pink Line, operator, Northern Bangkok Monorail Company Limited]
-
A.
Bangkok Mass Transit System Public Company Limited
Bangkok Mass Transit System Public Company Limited is the company responsible for operating Bangkok’s BTS Skytrain rapid transit network.
-
B.
Bangkok Mass Transit Authority
The Bangkok Mass Transit Authority is the state-run agency responsible for operating and managing most of the public bus services in Bangkok and surrounding areas.
-
C.
Bangkok Expressway and Metro Public Company Limited
Bangkok Expressway and Metro Public Company Limited is a major Thai infrastructure company that develops and operates urban rail transit and expressway systems in Bangkok.
-
D.
Mass Rapid Transit Authority of Thailand
The Mass Rapid Transit Authority of Thailand is a state enterprise responsible for developing, operating, and overseeing urban rail transit systems in Thailand, particularly in Bangkok.
-
E.
Bangkok Mass Transit System
The Bangkok Mass Transit System is an elevated rapid transit network in Bangkok, Thailand, commonly known as the BTS Skytrain, that serves as one of the city’s primary urban rail systems.
- 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: Northern Bangkok Monorail Company Limited Triple: [MRT Pink Line, operator, Northern Bangkok Monorail Company Limited]
Generated description
Northern Bangkok Monorail Company Limited is the private transit company responsible for operating Bangkok’s elevated MRT Pink Line mass transit system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Northern Bangkok Monorail Company Limited Target entity description: Northern Bangkok Monorail Company Limited is the private transit company responsible for operating Bangkok’s elevated MRT Pink Line mass transit system.
-
A.
Bangkok Mass Transit System Public Company Limited
Bangkok Mass Transit System Public Company Limited is the company responsible for operating Bangkok’s BTS Skytrain rapid transit network.
-
B.
Bangkok Mass Transit Authority
The Bangkok Mass Transit Authority is the state-run agency responsible for operating and managing most of the public bus services in Bangkok and surrounding areas.
-
C.
Bangkok Expressway and Metro Public Company Limited
Bangkok Expressway and Metro Public Company Limited is a major Thai infrastructure company that develops and operates urban rail transit and expressway systems in Bangkok.
-
D.
Mass Rapid Transit Authority of Thailand
The Mass Rapid Transit Authority of Thailand is a state enterprise responsible for developing, operating, and overseeing urban rail transit systems in Thailand, particularly in Bangkok.
-
E.
Bangkok Mass Transit System
The Bangkok Mass Transit System is an elevated rapid transit network in Bangkok, Thailand, commonly known as the BTS Skytrain, that serves as one of the city’s primary urban rail systems.
- 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_69d7bdf46c448190b1faa55aaacb6317 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e808130819080f404b3a7462c2e |
completed | April 10, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f76b96f72881909090691e99bb2425 |
completed | May 3, 2026, 3:36 p.m. |
| NEDg | Description generation | batch_69f7763fc23c819098d46ab0906b8764 |
completed | May 3, 2026, 4:22 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f7791add908190af69b23a54eb7560 |
completed | May 3, 2026, 4:34 p.m. |
Created at: April 9, 2026, 5:31 p.m.