Triple
T7175687
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Istanbul Metro |
E167312
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
M43 line
The M43 line is a rapid transit route within the Istanbul Metro system, serving as part of the city's urban rail network.
|
E646545
|
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: M43 line | Statement: [Istanbul Metro, hasLine, M43 line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: M43 line Context triple: [Istanbul Metro, hasLine, M43 line]
-
A.
S45 line
The S45 line is a Berlin S-Bahn route that connects the city's southeastern districts, including the airport area, with the wider urban rail network.
-
B.
M line
The M line is a New York City Subway service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
-
C.
Silver Line SL3
Silver Line SL3 is a Boston-area MBTA bus rapid transit route that operates as part of the Silver Line network, connecting key neighborhoods and transit hubs in and around the city.
-
D.
R Line
The R Line is a New York City Subway service that runs through Brooklyn, Queens, and Manhattan, connecting neighborhoods along a local route in the BMT Broadway Line corridor.
-
E.
M4 line
The M4 line is a rapid transit route within the Ankara Metro system serving passengers in Turkey’s capital city.
- 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: M43 line Triple: [Istanbul Metro, hasLine, M43 line]
Generated description
The M43 line is a rapid transit route within the Istanbul Metro system, serving as part of the city's urban rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: M43 line Target entity description: The M43 line is a rapid transit route within the Istanbul Metro system, serving as part of the city's urban rail network.
-
A.
S45 line
The S45 line is a Berlin S-Bahn route that connects the city's southeastern districts, including the airport area, with the wider urban rail network.
-
B.
M line
The M line is a New York City Subway service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
-
C.
Silver Line SL3
Silver Line SL3 is a Boston-area MBTA bus rapid transit route that operates as part of the Silver Line network, connecting key neighborhoods and transit hubs in and around the city.
-
D.
R Line
The R Line is a New York City Subway service that runs through Brooklyn, Queens, and Manhattan, connecting neighborhoods along a local route in the BMT Broadway Line corridor.
-
E.
M4 line
The M4 line is a rapid transit route within the Ankara Metro system serving passengers in Turkey’s capital city.
- 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_69c68889a2748190a316c5e65360361a |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e88ec6a8819083cbc3f4c39b8c79 |
completed | March 27, 2026, 8:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7b9281e808190ac2a8ad585a70ea0 |
completed | March 28, 2026, 11:19 a.m. |
| NEDg | Description generation | batch_69c7b9993f40819098c59865a3e64532 |
completed | March 28, 2026, 11:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7ba4f196c8190b29e6ddc091f11a6 |
completed | March 28, 2026, 11:23 a.m. |
Created at: March 27, 2026, 2:48 p.m.