Triple
T18644330
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | WR |
E455764
|
entity |
| Predicate | operatesSuburbanSystem |
P81300
|
FINISHED |
| Object | Mumbai Western line suburban railway |
—
|
NE NERFINISHED |
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 Western line suburban railway | Statement: [WR, operatesSuburbanSystem, Mumbai Western line suburban railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mumbai Western line suburban railway Context triple: [WR, operatesSuburbanSystem, Mumbai Western line suburban railway]
-
A.
Mumbai Suburban Railway
The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
-
B.
Mumbai–Thane–Vashi–Panvel line
The Mumbai–Thane–Vashi–Panvel line is a key suburban railway corridor in the Mumbai metropolitan region, connecting central Mumbai with major satellite cities like Thane, Navi Mumbai, and Panvel.
-
C.
Mumbai–Vasai Road–Panvel line
The Mumbai–Vasai Road–Panvel line is a suburban railway corridor in the Mumbai metropolitan region that connects the western suburb of Vasai Road with Panvel via key junctions, facilitating both commuter and freight movement.
-
D.
Mumbai–Kalyan–Kasara–Igatpuri line
The Mumbai–Kalyan–Kasara–Igatpuri line is a major suburban and long-distance railway corridor in Maharashtra, India, connecting Mumbai with its northeastern suburbs and the onward routes toward Nashik and central India.
-
E.
Western line (Mumbai Suburban Railway)
chosen
The Western line of the Mumbai Suburban Railway is a major commuter rail corridor running along Mumbai’s western coast, connecting Churchgate in South Mumbai to numerous northern suburbs and satellite towns.
- 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: operatesSuburbanSystem Context triple: [WR, operatesSuburbanSystem, Mumbai Western line suburban railway]
-
A.
operatesTransitSystem
chosen
Indicates that one entity manages and runs the public transportation network or services for another entity or area.
-
B.
isSuburbanRailIn
Indicates that a suburban rail service or line operates within or belongs to a specified geographic area or region.
-
C.
includesSuburbanSystem
Indicates that one transportation or administrative system contains or encompasses a suburban system as a component or subset.
-
D.
hasSuburbanService
Indicates that an entity provides or is connected to a public transportation service specifically serving suburban areas, typically linking suburbs with urban centers.
-
E.
subwayOperation
Indicates the operation or running of a subway system, relating transit services to the times, routes, or conditions under which subway trains are in service.
- F. None of above.
Provenance (3 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_69d8d38ea1e88190997e9b231190ba6f |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5500c36188190bfdd7aca73f3c006 |
completed | April 19, 2026, 9:58 p.m. |
| PD | Predicate disambiguation | batch_69e478d85864819093cbad5ed9b54878 |
completed | April 19, 2026, 6:40 a.m. |
Created at: April 10, 2026, 11:47 a.m.