Triple
T11589147
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kurla |
E274832
|
entity |
| Predicate | metroOnLine |
P17559
|
FINISHED |
| Object | Mumbai Metro Line 2B |
E55423
|
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: Mumbai Metro Line 2B | Statement: [Kurla, metroOnLine, Mumbai Metro Line 2B]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mumbai Metro Line 2B Context triple: [Kurla, metroOnLine, Mumbai Metro Line 2B]
-
A.
Mumbai Metro
chosen
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
B.
Navi Mumbai Metro
Navi Mumbai Metro is a rapid transit system serving the planned city of Navi Mumbai in the Mumbai Metropolitan Region, designed to improve urban connectivity and reduce traffic congestion.
-
C.
Mumbai Monorail
Mumbai Monorail is an elevated urban rail system in Mumbai, India, designed to supplement the city's existing public transport network and ease congestion.
-
D.
Nagpur Metro
Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
-
E.
Ahmedabad Metro
Ahmedabad Metro is a rapid transit system serving the city of Ahmedabad and its surrounding areas in the Indian state of Gujarat.
- 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: metroOnLine Context triple: [Kurla, metroOnLine, Mumbai Metro Line 2B]
-
A.
metroLineInaugurated
Indicates that a metro line was officially opened and began operation on a specific date or during a specific event.
-
B.
subwayLine
Indicates that there is a subway line connection or service relationship between the referenced entities.
-
C.
metroLineColor
Indicates the color assigned to a specific metro or subway line in a transit system.
-
D.
hasMetroLine
chosen
Indicates that a location or area is served by, or connected to, a specific metro (subway) line.
-
E.
isFirstMetroLineInCity
Indicates that a metro line is the earliest or original metro line established in a given city.
- 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_69d6aae6b14c81908dc5a74bad7591f9 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d89463360c8190b91228c46bfe2e5f |
completed | April 10, 2026, 6:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ef1307da188190918d0f50b2fd37fa |
completed | April 27, 2026, 7:40 a.m. |
| PD | Predicate disambiguation | batch_69d85dcbacd0819094d4a1237055affa |
completed | April 10, 2026, 2:17 a.m. |
Created at: April 8, 2026, 9:38 p.m.