Triple
T1666040
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shanghai Stadium |
E36013
|
entity |
| Predicate | servedByTransportLine |
P1293
|
FINISHED |
| Object |
Shanghai Metro Line 4
Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
|
E213929
|
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: Shanghai Metro Line 4 | Statement: [Shanghai Stadium, servedByTransportLine, Shanghai Metro Line 4]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Shanghai Metro Line 4 Context triple: [Shanghai Stadium, servedByTransportLine, Shanghai Metro Line 4]
-
A.
Shanghai Metro Line 10
Shanghai Metro Line 10 is a major east–west rapid transit line in Shanghai that serves key central districts, including the Former French Concession, and connects important commercial and residential areas across the city.
-
B.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
-
C.
Shanghai Metro Line 9
Shanghai Metro Line 9 is a major east–west rapid transit line in Shanghai that connects key residential, commercial, and historic areas, including the Former French Concession, with the broader metro network.
-
D.
Shanghai Metro Line 8
Shanghai Metro Line 8 is a major north–south rapid transit line in Shanghai’s metro system that connects key commercial and residential districts, including the Nanjing Road area.
-
E.
Shanghai Metro Line 11
Shanghai Metro Line 11 is a major rapid transit line in Shanghai that connects the city center with suburban areas including the Shanghai Disney Resort.
- 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: Shanghai Metro Line 4 Triple: [Shanghai Stadium, servedByTransportLine, Shanghai Metro Line 4]
Generated description
Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Shanghai Metro Line 4 Target entity description: Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
-
A.
Shanghai Metro Line 10
Shanghai Metro Line 10 is a major east–west rapid transit line in Shanghai that serves key central districts, including the Former French Concession, and connects important commercial and residential areas across the city.
-
B.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
-
C.
Shanghai Metro Line 9
Shanghai Metro Line 9 is a major east–west rapid transit line in Shanghai that connects key residential, commercial, and historic areas, including the Former French Concession, with the broader metro network.
-
D.
Shanghai Metro Line 8
Shanghai Metro Line 8 is a major north–south rapid transit line in Shanghai’s metro system that connects key commercial and residential districts, including the Nanjing Road area.
-
E.
Shanghai Metro Line 11
Shanghai Metro Line 11 is a major rapid transit line in Shanghai that connects the city center with suburban areas including the Shanghai Disney Resort.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: servedByTransportLine Context triple: [Shanghai Stadium, servedByTransportLine, Shanghai Metro Line 4]
-
A.
transportationServedBy
Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
-
B.
appliesToTransitLine
Indicates that a rule, condition, or characteristic is specifically associated with and relevant to a particular transit line.
-
C.
subwayLine
Indicates that there is a subway line connection or service relationship between the referenced entities.
-
D.
lineServed
Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
-
E.
servedByLine
chosen
Indicates that a transportation stop, station, or location is provided service by a specific transit line.
- F. None of above.
Provenance (6 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_69a8861286808190939afff3ce8ee31e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aa994f92b0819084ee2f6a672334b9 |
completed | March 6, 2026, 9:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adeac637748190b67ddd9eedc3698d |
completed | March 8, 2026, 9:31 p.m. |
| NEDg | Description generation | batch_69adeb503ec88190b8d0cb17bbb8f520 |
completed | March 8, 2026, 9:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adef13e030819086e9e8862198d859 |
completed | March 8, 2026, 9:50 p.m. |
| PD | Predicate disambiguation | batch_69a907d2475c8190b7ec7dccd3335eb1 |
completed | March 5, 2026, 4:34 a.m. |
Created at: March 4, 2026, 7:29 p.m.