Narmada–Son lineament
E918311
The Narmada–Son lineament is a major east–west-trending tectonic feature in central India that marks a significant crustal boundary and influences regional seismicity, river courses, and basin development.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Narmada–Son lineament canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11335393 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Narmada–Son lineament Context triple: [Narmada River gorge, geologicalSetting, Narmada–Son lineament]
-
A.
Narmada Valley
Narmada Valley is a major river valley in central India, known for the Narmada River, rich biodiversity, fertile plains, and numerous hydroelectric and irrigation projects.
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B.
Satpura Range
The Satpura Range is a prominent mountain range in central India known for its forested hills, rich biodiversity, and significant plateaus and valleys.
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C.
Sharda River
The Sharda River is a major Himalayan river in northern India that flows along the India–Nepal border and is an important source of irrigation and hydropower in the region.
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D.
Melghat
Melghat is a legislative assembly constituency in Maharashtra, India, known for its predominantly tribal population and forested, hilly terrain.
-
E.
Tundla
Tundla is a town in the Indian state of Uttar Pradesh known primarily as a major railway junction and transit hub in the Braj cultural region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Narmada–Son lineament Target entity description: The Narmada–Son lineament is a major east–west-trending tectonic feature in central India that marks a significant crustal boundary and influences regional seismicity, river courses, and basin development.
-
A.
Narmada Valley
Narmada Valley is a major river valley in central India, known for the Narmada River, rich biodiversity, fertile plains, and numerous hydroelectric and irrigation projects.
-
B.
Satpura Range
The Satpura Range is a prominent mountain range in central India known for its forested hills, rich biodiversity, and significant plateaus and valleys.
-
C.
Sharda River
The Sharda River is a major Himalayan river in northern India that flows along the India–Nepal border and is an important source of irrigation and hydropower in the region.
-
D.
Melghat
Melghat is a legislative assembly constituency in Maharashtra, India, known for its predominantly tribal population and forested, hilly terrain.
-
E.
Tundla
Tundla is a town in the Indian state of Uttar Pradesh known primarily as a major railway junction and transit hub in the Braj cultural region.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
crustal boundary
ⓘ
geological structure ⓘ tectonic lineament ⓘ |
| associatedWith |
Narmada River
NERFINISHED
ⓘ
Son River NERFINISHED ⓘ fault-controlled valleys ⓘ intraplate seismicity in central India ⓘ rift-related structures ⓘ |
| controls |
alignment of several river valleys
ⓘ
location of several sedimentary basins ⓘ structural configuration of central Indian basins ⓘ |
| country | India ⓘ |
| extendsFrom | western India ⓘ |
| extendsTo | eastern India ⓘ |
| geologicalAge | Precambrian origin (reactivated later) ⓘ |
| geophysicalSignature | crustal-scale lineament visible in geophysical data ⓘ |
| influences |
basin development
ⓘ
drainage pattern of central India ⓘ regional seismicity ⓘ river courses ⓘ |
| linkedTo |
differential uplift and subsidence in central India
ⓘ
formation of rift basins along its course ⓘ |
| locatedIn | central India ⓘ |
| marks |
boundary between different tectonic blocks
ⓘ
major crustal discontinuity ⓘ |
| namedAfter |
Narmada River
NERFINISHED
ⓘ
Son River NERFINISHED ⓘ |
| orientation | east–west ⓘ |
| partOf |
Indian shield
NERFINISHED
ⓘ
intraplate tectonic framework of India ⓘ |
| reactivatedDuring | Phanerozoic ⓘ |
| relatedTo | fault systems in central India ⓘ |
| relevance |
groundwater occurrence and movement
ⓘ
hydrocarbon exploration in central Indian basins ⓘ seismic hazard assessment in central India ⓘ |
| separates |
northern Indian crustal blocks
ⓘ
southern Indian crustal blocks ⓘ |
| studiedIn | Indian tectonics ⓘ |
| tectonicActivity | neotectonic movements ⓘ |
| trend | east–west ⓘ |
| typeOfBoundary | tectonic and crustal boundary ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Narmada–Son lineament Description of subject: The Narmada–Son lineament is a major east–west-trending tectonic feature in central India that marks a significant crustal boundary and influences regional seismicity, river courses, and basin development.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.