Triple
T1658620
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tehran Metro |
E35854
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Teatr-e Shahr Metro Station
Teatr-e Shahr Metro Station is a major urban rail station in central Tehran serving the Tehran Metro network near the City Theater complex.
|
E189011
|
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: Teatr-e Shahr Metro Station | Statement: [Tehran Metro, hasStation, Teatr-e Shahr Metro Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Teatr-e Shahr Metro Station Context triple: [Tehran Metro, hasStation, Teatr-e Shahr Metro Station]
-
A.
Imam Khomeini Metro Station
Imam Khomeini Metro Station is a major central interchange hub in the Tehran Metro network, connecting multiple lines and serving as a key transit point in Iran’s capital.
-
B.
Sadat metro station
Sadat metro station is a major Cairo Metro interchange located beneath Tahrir Square, serving as a key access point to central Cairo landmarks including the Egyptian Museum.
-
C.
People’s Square Station
People’s Square Station is a major Shanghai Metro interchange hub located beneath People’s Square in central Shanghai, China.
-
D.
Syntagma metro station
Syntagma metro station is a major underground transit hub in central Athens, Greece, serving multiple metro lines and providing access to key political and commercial areas of the city.
-
E.
Cosmosquare Station
Cosmosquare Station is a terminal subway station on Osaka Metro’s Chūō Line serving the waterfront/cosbay area of Osaka, Japan.
- 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: Teatr-e Shahr Metro Station Triple: [Tehran Metro, hasStation, Teatr-e Shahr Metro Station]
Generated description
Teatr-e Shahr Metro Station is a major urban rail station in central Tehran serving the Tehran Metro network near the City Theater complex.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Teatr-e Shahr Metro Station Target entity description: Teatr-e Shahr Metro Station is a major urban rail station in central Tehran serving the Tehran Metro network near the City Theater complex.
-
A.
Imam Khomeini Metro Station
Imam Khomeini Metro Station is a major central interchange hub in the Tehran Metro network, connecting multiple lines and serving as a key transit point in Iran’s capital.
-
B.
Sadat metro station
Sadat metro station is a major Cairo Metro interchange located beneath Tahrir Square, serving as a key access point to central Cairo landmarks including the Egyptian Museum.
-
C.
People’s Square Station
People’s Square Station is a major Shanghai Metro interchange hub located beneath People’s Square in central Shanghai, China.
-
D.
Syntagma metro station
Syntagma metro station is a major underground transit hub in central Athens, Greece, serving multiple metro lines and providing access to key political and commercial areas of the city.
-
E.
Cosmosquare Station
Cosmosquare Station is a terminal subway station on Osaka Metro’s Chūō Line serving the waterfront/cosbay area of Osaka, Japan.
- 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_69a88606aa808190aa0b421b4271f220 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90aafe5e881908158fab83998fd07 |
completed | March 5, 2026, 4:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad71ab0ea0819099662964aab9609e |
completed | March 8, 2026, 12:55 p.m. |
| NEDg | Description generation | batch_69ad722796048190a39579e5790dc0a0 |
completed | March 8, 2026, 12:57 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad72a64e0c8190a2b63c78c54896d0 |
completed | March 8, 2026, 12:59 p.m. |
Created at: March 4, 2026, 7:29 p.m.