Triple
T9250323
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 4B (Ho Chi Minh City Metro) |
E222304
|
entity |
| Predicate | isPartOfLine |
P57328
|
FINISHED |
| Object | Line 4 (Ho Chi Minh City Metro) |
E782586
|
NE FINISHED |
How this triple was built (3 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: Line 4 (Ho Chi Minh City Metro) | Statement: [Line 4B (Ho Chi Minh City Metro), isPartOfLine, Line 4 (Ho Chi Minh City Metro)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Line 4 (Ho Chi Minh City Metro) Context triple: [Line 4B (Ho Chi Minh City Metro), isPartOfLine, Line 4 (Ho Chi Minh City Metro)]
-
A.
Ho Chi Minh City Metro Line 4
chosen
Ho Chi Minh City Metro Line 4 is a planned rapid transit line in Ho Chi Minh City’s metro system intended to improve north–south urban connectivity and reduce traffic congestion.
-
B.
Ho Chi Minh City Metro Line 2
Ho Chi Minh City Metro Line 2 is a planned rapid transit line intended to connect central Ho Chi Minh City with its northeastern and southwestern districts as part of the city’s developing metro system.
-
C.
Ho Chi Minh City Metro Line 1
Ho Chi Minh City Metro Line 1 is the first urban rapid transit line in Ho Chi Minh City, Vietnam, designed to connect the city center with its eastern districts and reduce traffic congestion.
-
D.
Metro Line 4
Metro Line 4 is a rapid transit route within a city's metro system that connects with other lines, including Metro Line 6, to facilitate passenger transfers across the network.
-
E.
Line 4 (U-shaped new metro line)
Line 4 is a planned U-shaped metro line of the Athens Metro network intended to expand rapid transit coverage across key central and suburban areas of the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: isPartOfLine Context triple: [Line 4B (Ho Chi Minh City Metro), isPartOfLine, Line 4 (Ho Chi Minh City Metro)]
-
A.
formsPartOfLine
chosen
Indicates that one element constitutes a segment or component belonging to a larger line.
-
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.
containsLine
Indicates that one entity includes or encloses a specific line within its spatial or structural extent.
-
D.
isJunctionOnLine
Indicates that a particular junction lies on, or is part of, a specified line.
-
E.
isShortLine
Indicates that a line is relatively short in length compared to a standard or other lines.
- F. None of above.
Provenance (4 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_69ca841d2b18819089f9faf5b2c2aec0 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd05f9ade48190ac8425a1c6f066b1 |
completed | April 1, 2026, 11:48 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d077fed7888190a5d36bc2ee4c2bd2 |
completed | April 4, 2026, 2:31 a.m. |
| PD | Predicate disambiguation | batch_69cc7a4e79e48190b3200247f4624867 |
completed | April 1, 2026, 1:52 a.m. |
Created at: March 30, 2026, 7:31 p.m.