Triple
T7045736
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tiruttani |
E163625
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Chennai–Tirupati line |
E639036
|
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: Chennai–Tirupati line | Statement: [Tiruttani, railwayLine, Chennai–Tirupati line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chennai–Tirupati line Context triple: [Tiruttani, railwayLine, Chennai–Tirupati line]
-
A.
Delhi–Chennai line
The Delhi–Chennai line is a major Indian Railways trunk route connecting the national capital New Delhi with the southern metropolis Chennai, passing through key central Indian cities such as Nagpur.
-
B.
Nagpur–Secunderabad line
The Nagpur–Secunderabad line is a major railway route in central and southern India that connects Nagpur in Maharashtra with Secunderabad in Telangana, serving as an important corridor for both passenger and freight traffic.
-
C.
Chennai–Tirupati route
chosen
The Chennai–Tirupati route is a major road and rail corridor in South India connecting the metropolitan city of Chennai in Tamil Nadu with the pilgrimage city of Tirupati in Andhra Pradesh.
-
D.
Rameswaram–Mandapam rail line
The Rameswaram–Mandapam rail line is a coastal railway route in Tamil Nadu, India, that connects the mainland to Rameswaram Island and includes the historic Pamban Bridge over the Palk Strait.
-
E.
Delhi–Mumbai line
The Delhi–Mumbai line is one of India’s busiest and most important railway corridors, connecting the national capital New Delhi with the financial hub Mumbai and passing through major cities in northern and western India.
- 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_69c6885f598c8190b6b6495c59d8d962 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6e238c7a4819095f5ff7283d48da8 |
completed | March 27, 2026, 8:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c794429b648190b6399a2447db07d0 |
completed | March 28, 2026, 8:41 a.m. |
Created at: March 27, 2026, 2:37 p.m.