Triple
T11377526
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Railway zone |
E269507
|
entity |
| Predicate | includesSuburbanSystem |
P98982
|
FINISHED |
| Object | Mumbai Suburban Railway (Harbour line) |
E268128
|
NE FINISHED |
How this triple was built (2 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 Suburban Railway (Harbour line) | Statement: [Central Railway zone, includesSuburbanSystem, Mumbai Suburban Railway (Harbour line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mumbai Suburban Railway (Harbour line) Context triple: [Central Railway zone, includesSuburbanSystem, Mumbai Suburban Railway (Harbour line)]
-
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.
Harbour line (Mumbai Suburban Railway)
chosen
The Harbour line of the Mumbai Suburban Railway is a key commuter rail corridor serving Mumbai’s eastern waterfront and suburban areas, connecting central city terminals with Navi Mumbai and other outlying regions.
-
C.
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.
-
D.
Mumbai Metro
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d6aacca1048190b39dbbc2174616fa |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d808855a7481909314f90ad92aae68 |
completed | April 9, 2026, 8:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6684574908190bd7e3d1a7dd6d876 |
completed | May 2, 2026, 9:10 p.m. |
Created at: April 8, 2026, 9:33 p.m.