West Key Number System classification

E13651

legal indexing system legal research tool

West Key Number System classification is a comprehensive legal indexing system used to organize and categorize case law topics and points of law for efficient research in West’s legal publications.

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All labels observed (6)

Label	Occurrences
West Key Number System	6
Key Number System	2
West Key Number System classification canonical	1
West Key Number classification	1
West key number system	1
West key-number digest classification	1

How this entity was disambiguated

This entity first appeared as the object of triple T125660 — 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: West Key Number System classification
Context triple: [Supreme Court Reporter, hasFeature, West Key Number System classification]

A. Riverway
Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
B. South Waterfront
South Waterfront is a redeveloped riverfront neighborhood in Portland, Oregon, known for its high-rise residential towers, medical and research facilities, and transit connections along the Willamette River.
C. Reedy Creek Improvement District
Reedy Creek Improvement District was a special governmental jurisdiction in Florida that granted the Walt Disney Company broad self-governing powers over the land encompassing the Walt Disney World Resort.
D. Conley Terminal
Conley Terminal is the primary container shipping facility serving the Port of Boston and New England’s maritime trade.
E. Crystal City
Crystal City is an urban neighborhood in Arlington, Virginia, known for its high-rise offices, residential towers, and proximity to Washington, D.C.
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: West Key Number System classification
Target entity description: West Key Number System classification is a comprehensive legal indexing system used to organize and categorize case law topics and points of law for efficient research in West’s legal publications.

A. Riverway
Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
B. South Waterfront
South Waterfront is a redeveloped riverfront neighborhood in Portland, Oregon, known for its high-rise residential towers, medical and research facilities, and transit connections along the Willamette River.
C. Reedy Creek Improvement District
Reedy Creek Improvement District was a special governmental jurisdiction in Florida that granted the Walt Disney Company broad self-governing powers over the land encompassing the Walt Disney World Resort.
D. Conley Terminal
Conley Terminal is the primary container shipping facility serving the Port of Boston and New England’s maritime trade.
E. North Avenue Beach area
The North Avenue Beach area is a popular Chicago lakeside destination known for its sandy beach, skyline views, and recreational activities along Lake Michigan.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	legal indexing system ⓘ legal research tool ⓘ
alternativeName	West Key Number classification ⓘ linked to: West Key Number System classification West key-number digest classification ⓘ linked to: West Key Number System classification
appliesTo	administrative law decisions ⓘ case law ⓘ statutory interpretation issues ⓘ
associatedWith	American legal research practice ⓘ
coversJurisdiction	federal courts of the United States ⓘ linked to: federal judiciary of the United States state courts of the United States ⓘ
developedBy	Thomson Reuters ⓘ West Publishing Company ⓘ
domain	law ⓘ
enables	finding all cases on a specific legal issue ⓘ tracing development of a legal doctrine ⓘ
hasComponent	digest paragraphs ⓘ key numbers ⓘ topic headings ⓘ
hasFeature	cross-references between topics ⓘ hierarchical structure ⓘ numerical key identifiers ⓘ subject-based organization ⓘ updates through pocket parts and supplements ⓘ
hasPurpose	facilitating cross-jurisdictional research ⓘ improving efficiency of legal research ⓘ standardizing legal subject classification ⓘ
language	English ⓘ
maintainedBy	editorial staff of Thomson Reuters ⓘ editorial staff of West Publishing ⓘ
organizedBy	key number ⓘ legal topic ⓘ subtopic ⓘ
originatedIn	early 20th century ⓘ
relatedTo	West Key Number System ⓘ linked to: West Key Number System classification
usedFor	categorizing points of law ⓘ indexing legal topics ⓘ locating relevant case law ⓘ organizing case law ⓘ
usedIn	United States legal research ⓘ Westlaw ⓘ West’s Federal Reporter ⓘ West’s National Reporter System ⓘ linked to: National Reporter System West’s Supreme Court Reporter ⓘ linked to: Supreme Court Reporter West’s legal digests ⓘ West’s regional reporters ⓘ West’s state reporters ⓘ

How these facts were elicited