Triple
T5980080
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pyongyang Metro |
E133097
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Pyongyang Metro Administration Bureau
The Pyongyang Metro Administration Bureau is the government body responsible for managing and operating the metro system in North Korea’s capital, Pyongyang.
|
E133097
|
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: Pyongyang Metro Administration Bureau | Statement: [Pyongyang Metro, operator, Pyongyang Metro Administration Bureau]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pyongyang Metro Administration Bureau Context triple: [Pyongyang Metro, operator, Pyongyang Metro Administration Bureau]
-
A.
Pyongyang Metro
The Pyongyang Metro is North Korea’s heavily decorated, deep-level rapid transit system in the capital, known for its grand Soviet-style architecture and limited access for foreigners.
-
B.
Nampo Station
Nampo Station is a major subway station and commercial hub in central Busan, South Korea, known for its proximity to popular shopping streets and tourist attractions.
-
C.
Pyongyang Broadcasting Station
Pyongyang Broadcasting Station is a North Korean state-run radio broadcaster that transmits government propaganda and official news, primarily targeting audiences outside the country.
-
D.
Central Court of the DPRK
The Central Court of the DPRK is North Korea’s highest judicial body, overseeing the application of state law within its highly centralized, party-controlled legal system.
-
E.
Yongsan Presidential Office
The Yongsan Presidential Office is the current executive office and workplace of the President of South Korea, located in the Yongsan district of central Seoul.
- 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: Pyongyang Metro Administration Bureau Triple: [Pyongyang Metro, operator, Pyongyang Metro Administration Bureau]
Generated description
The Pyongyang Metro Administration Bureau is the government body responsible for managing and operating the metro system in North Korea’s capital, Pyongyang.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pyongyang Metro Administration Bureau Target entity description: The Pyongyang Metro Administration Bureau is the government body responsible for managing and operating the metro system in North Korea’s capital, Pyongyang.
-
A.
Pyongyang Metro
chosen
The Pyongyang Metro is North Korea’s heavily decorated, deep-level rapid transit system in the capital, known for its grand Soviet-style architecture and limited access for foreigners.
-
B.
Nampo Station
Nampo Station is a major subway station and commercial hub in central Busan, South Korea, known for its proximity to popular shopping streets and tourist attractions.
-
C.
Pyongyang Broadcasting Station
Pyongyang Broadcasting Station is a North Korean state-run radio broadcaster that transmits government propaganda and official news, primarily targeting audiences outside the country.
-
D.
Central Court of the DPRK
The Central Court of the DPRK is North Korea’s highest judicial body, overseeing the application of state law within its highly centralized, party-controlled legal system.
-
E.
Yongsan Presidential Office
The Yongsan Presidential Office is the current executive office and workplace of the President of South Korea, located in the Yongsan district of central Seoul.
- 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_69c0086f45e8819098f73dd16d45ec9d |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04a40233081909c04f62ec0382bfd |
completed | March 22, 2026, 8 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0e41d23848190bc7835eb6313b6a5 |
completed | March 23, 2026, 6:56 a.m. |
| NEDg | Description generation | batch_69c0e6b43d008190b4a1653fe7a07dc9 |
completed | March 23, 2026, 7:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0eaafaf7c8190875bf892765664f1 |
completed | March 23, 2026, 7:24 a.m. |
Created at: March 22, 2026, 4:04 p.m.