Triple
T4682575
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hefei Metro |
E103838
|
entity |
| Predicate | hasLineUnderConstruction |
P58991
|
FINISHED |
| Object |
Hefei Metro Line 6
Hefei Metro Line 6 is a planned rapid transit line in Hefei, China, currently under construction as part of the city’s expanding urban rail network.
|
E473467
|
NE FINISHED |
How this triple was built (5 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: Hefei Metro Line 6 | Statement: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hefei Metro Line 6 Context triple: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
-
A.
Hefei Metro Line 5
Hefei Metro Line 5 is a rapid transit line serving key north–south corridors within the city of Hefei, China, as part of its expanding urban subway network.
-
B.
Hefei Metro
Hefei Metro is the rapid transit system serving Hefei, the capital city of China’s Anhui Province, providing urban rail transportation across the metropolitan area.
-
C.
Wuhan Metro Line 6
Wuhan Metro Line 6 is a rapid transit line in Wuhan, China, forming part of the city's urban subway network and serving key districts across the metropolis.
-
D.
Nanchang Metro
Nanchang Metro is the rapid transit system serving the city of Nanchang in Jiangxi Province, China.
-
E.
Huainan railway
Huainan railway is a major rail line in Anhui Province, China, connecting key cities such as Hefei and facilitating regional passenger and freight transport.
- 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: Hefei Metro Line 6 Triple: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
Generated description
Hefei Metro Line 6 is a planned rapid transit line in Hefei, China, currently under construction as part of the city’s expanding urban rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hefei Metro Line 6 Target entity description: Hefei Metro Line 6 is a planned rapid transit line in Hefei, China, currently under construction as part of the city’s expanding urban rail network.
-
A.
Hefei Metro Line 5
Hefei Metro Line 5 is a rapid transit line serving key north–south corridors within the city of Hefei, China, as part of its expanding urban subway network.
-
B.
Hefei Metro
Hefei Metro is the rapid transit system serving Hefei, the capital city of China’s Anhui Province, providing urban rail transportation across the metropolitan area.
-
C.
Wuhan Metro Line 6
Wuhan Metro Line 6 is a rapid transit line in Wuhan, China, forming part of the city's urban subway network and serving key districts across the metropolis.
-
D.
Nanchang Metro
Nanchang Metro is the rapid transit system serving the city of Nanchang in Jiangxi Province, China.
-
E.
Huainan railway
Huainan railway is a major rail line in Anhui Province, China, connecting key cities such as Hefei and facilitating regional passenger and freight transport.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasLineUnderConstruction Context triple: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
-
A.
hasLowerLevelLine
Indicates that one line is positioned or ranked below another line within a hierarchical or layered structure.
-
B.
isLinedWith
Indicates that one object or surface is covered, edged, or internally coated along its length or area with another material or layer.
-
C.
hasAssemblyLineFor
Indicates that one entity operates or contains an assembly line specifically used to produce, process, or assemble another entity.
-
D.
hasNearbyStateLine
Indicates that one location is situated close to the boundary line of a neighboring state.
-
E.
hasLineLength
Indicates that one entity has, is characterized by, or is associated with a specific line length value.
- F. None of above. chosen
Provenance (7 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_69bd43debbf08190b4bc372e286ec234 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd67c9c3c08190a6c4944cdd1362a8 |
completed | March 20, 2026, 3:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be5c80125c8190b0ac3f759cce1c32 |
completed | March 21, 2026, 8:53 a.m. |
| NEDg | Description generation | batch_69be5d6a3df081909de27be7a16b33f7 |
completed | March 21, 2026, 8:57 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be5dcbb58c8190bbcf75c570720ad6 |
completed | March 21, 2026, 8:58 a.m. |
| PD | Predicate disambiguation | batch_69bd6217e0088190836570522e324dc6 |
completed | March 20, 2026, 3:04 p.m. |
| PDg | Predicate description generation | batch_69bd67c895dc8190ba648002ff54424b |
completed | March 20, 2026, 3:29 p.m. |
Created at: March 20, 2026, 1:16 p.m.