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Y Llethr

mountain (756m) in Gwynedd
Mountain Q8046154

Facts

10 properties

Identity

Instance of
mountain, summit[4]

Location

Country
United Kingdom[3]
Coordinate location
🗺️ 52.813°, -3.988°
Located in the administrative territorial entity
Gwynedd[2]

Population and size

Elevation above sea level
756 m[6]
More facts +5
Historic county
Merionethshire[10]
Mountain range
Rhinogydd[9]
OS grid reference
SH6613725777[5]
Parent peak
Moel Siabod[8]
Topographic prominence
561 m[7]
🏷️ Also known as
en Y Llethr ja ア・セスル
🔖 Identifiers · 9
Image (Wikimedia Commons)
Y Llethr across Llyn Hywel from scree slope of Rhinog Fach - geograph.org.uk - 534766.jpg ↗
DoBIH Number
2056
Freebase ID
/m/03gksv
GNS Unique Feature ID
-2,612,314
GeoNames ID
2633359
OpenStreetMap node ID
29759802
SNARC ID
Robert De Niro
TOID
4000000074620251
Wolfram Language entity code
Entity["Mountain", "YLlethr::t6p4v"]
📚 Sources · 1
  • GeoNames as of 2026-09-26 · 1 statement · CC BY 4.0 CC BY 4.0 — attribution: GeoNames (www.geonames.org), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Values as shipped.

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⛏️ Lake Facts · open-dataset statements via 4ort-mint

From open datasets, joined by identifier and shown only for properties Wikidata does not state on this entity — except where the dataset is the registry authority for the fact (ClinicalTrials.gov on trial registration data): there its value is shown instead, with Wikidata's noted beside it. Every row carries its dataset edition and licence.

Located in time zoneP421
Europe/London 2026-09-26 T/MT · GB GeoNames (CC BY 4.0) as of 2026-09-26
where from?
Source
GeoNames
Edition
20260926 · as of 2026-09-26
Licence
CC BY 4.0
Credit
CC BY 4.0 — attribution: GeoNames (www.geonames.org), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Values as shipped.
Bronze
1da92a6323a5fec3… admin1CodesASCII.txt +9 files
Transform
4ort-mint · lake · version not recorded
CC BY 4.0 — attribution: GeoNames (www.geonames.org), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Values as shipped.
🔗 Connections
Instance of 2
mountain, summit
← Parent peak 2
Rhinog Fach, Rhinog Fawr
Country 1
United Kingdom
Historic county 1
Merionethshire
Located in the administrative territorial entity 1
Gwynedd
Parent peak 1
Moel Siabod
SNARC ID 1
Robert De Niro
Press Enter · cited answer in seconds

Summary

Y Llethr is a mountain[1].

Related Entities

Robert De Niro United Kingdom

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [2] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . The Database of British and Irish Hills. wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Y Llethr. Retrieved November 12, 2026, from https://4ort.xyz/entity/y-llethr
MLA “Y Llethr.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Nov. 2026, https://4ort.xyz/entity/y-llethr.
BibTeX @misc{4ortxyz_y-llethr_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Y Llethr}}, year = {2026}, url = {https://4ort.xyz/entity/y-llethr}, note = {Accessed: 2026-11-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Y Llethr — https://4ort.xyz/entity/y-llethr (retrieved 2026-11-12)

Canonical URL: https://4ort.xyz/entity/y-llethr · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 28w ago · Ikan · 2026-05-01 view diff on Wikidata ↗
    Parent peak → Moel Siabod
    Elevation above sea level → 756 metre
    Wolfram Language entity code → Entity["Mountain", "YLlethr::t6p4v"]
    Located in the administrative territorial entity → Gwynedd
    + 6 other properties edited (see Wikidata diff for full list)
    "Created claim: Wolfram Language entity code: Entity["Mountain", "YLlethr::t6p4v"], batch #257096"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.