Triple

T11321499
Position Surface form Disambiguated ID Type / Status
Subject Mumbai Central E268103 entity
Predicate railwayLine P848 FINISHED
Object Mumbai Suburban Railway Western Line E919781 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 Western Line | Statement: [Mumbai Central, railwayLine, Mumbai Suburban Railway Western Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mumbai Suburban Railway Western Line
Context triple: [Mumbai Central, railwayLine, Mumbai Suburban Railway Western Line]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Harbour line (Mumbai Suburban Railway)
    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.
  • E. CSMT–Panvel line
    The CSMT–Panvel line is a key suburban railway corridor in Mumbai’s Harbour Line network, connecting the city’s historic Chhatrapati Shivaji Maharaj Terminus with the fast-growing satellite city of Panvel.
  • 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9dff37081909622623e66e17ccd completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5e8b19b1c8190bc9147a9fc73e35b completed April 20, 2026, 8:49 a.m.
Created at: April 8, 2026, 9:32 p.m.