education policy
achievement gap
public schools
charter schools
standardized testing
special education
education reform
funding disparities
student performance
curriculum standards
home schooling
racial and socioeconomic disparities

Social inequality
Public policy
Child development
School governance
Nonprofit education initiatives

```json
{
  "label": "Education in the United States",
  "summary": "This cluster focuses on the structure, challenges, and reforms in the U.S. education system, including disparities in achievement, policy initiatives, and the role of public, private, and charter schools.",
  "keywords": [
    "education policy",
    "achievement gap",
    "public schools",
    "charter schools",
    "standardized testing",
    "special education",
    "education reform",
    "funding disparities",
    "student performance",
    "curriculum standards",
    "home schooling",
    "racial and socioeconomic disparities"
  ],
  "neighboring_domains": [
    "Social inequality",
    "Public policy",
    "Child development",
    "School governance",
    "Nonprofit education initiatives"
  ],
  "ambiguity_note": "While the cluster centers on U.S. education, some passages touch on related social issues and policy debates, creating a degree of thematic overlap with broader societal concerns."
}
```


Australian federal elections
political parties
Prime Minister
Labor Party
Nationalist Party
electoral districts
political leaders
government ministries
electoral results
state elections
political coalitions
political careers

Australian political history
Parliamentary politics
Political party strategies
Election campaigns
Government formation

```json
{
  "label": "Australian Federal and State Elections",
  "summary": "This cluster focuses on Australian federal and state elections, political figures, and government changes during the early to mid-20th century. It includes election results, political party dynamics, and the careers of prominent politicians such as prime ministers, ministers, and opposition leaders.",
  "keywords": [
    "Australian federal elections",
    "political parties",
    "Prime Minister",
    "Labor Party",
    "Nationalist Party",
    "electoral districts",
    "political leaders",
    "government ministries",
    "electoral results",
    "state elections",
    "political coalitions",
    "political careers"
  ],
  "neighboring_domains": [
    "Australian political history",
    "Parliamentary politics",
    "Political party strategies",
    "Election campaigns",
    "Government formation"
  ],
  "ambiguity_note": "While the cluster centers on Australian elections and political figures, some passages overlap with broader political events and personal career details, creating a mix of election-focused and biographical content."
}
```


secondary schools
higher secondary schools
CBSE affiliation
English-medium education
school infrastructure
co-curricular activities
private schools
educational trusts
student achievements
school management
Indian education system
school history

Educational institutions
School curricula and boards
Private education in India
Community-based education
School infrastructure and facilities

```json
{
  "label": "Indian Secondary Schools",
  "summary": "This cluster focuses on secondary and higher secondary schools in India, particularly those affiliated with major educational boards like the Central Board of Secondary Education (CBSE) and offering English-medium instruction. These schools often emphasize academic excellence, extracurricular activities, and community service, and are typically run by trusts, religious organizations, or private entities.",
  "keywords": [
    "secondary schools",
    "higher secondary schools",
    "CBSE affiliation",
    "English-medium education",
    "school infrastructure",
    "co-curricular activities",
    "private schools",
    "educational trusts",
    "student achievements",
    "school management",
    "Indian education system",
    "school history"
  ],
  "neighboring_domains": [
    "Educational institutions",
    "School curricula and boards",
    "Private education in India",
    "Community-based education",
    "School infrastructure and facilities"
  ],
  "ambiguity_note": "While the cluster centers on Indian secondary schools, some entries include broader educational initiatives or community-based programs, introducing slight thematic variation."
}
```


BBC presenters
Sky News
radio broadcasting
newsreaders
British media
current affairs
sports broadcasting
television presenters
radio shows
news programs
media careers
British journalists

Media and journalism
Television production
Radio broadcasting
Sports commentary
Public affairs programming

```json
{
  "label": "British Broadcast Presenters and Newsreaders",
  "summary": "This cluster focuses on British individuals who have worked as presenters, newsreaders, and broadcasters across various media platforms, including BBC, Sky News, and other radio and television outlets. It highlights their roles in news, sports, and current affairs programming.",
  "keywords": [
    "BBC presenters",
    "Sky News",
    "radio broadcasting",
    "newsreaders",
    "British media",
    "current affairs",
    "sports broadcasting",
    "television presenters",
    "radio shows",
    "news programs",
    "media careers",
    "British journalists"
  ],
  "neighboring_domains": [
    "Media and journalism",
    "Television production",
    "Radio broadcasting",
    "Sports commentary",
    "Public affairs programming"
  ],
  "ambiguity_note": "While the cluster centers on British broadcast professionals, some entries overlap with sports commentary or regional radio, introducing slight thematic variation."
}
```


American politicians
Southern United States
19th-century politicians
U.S. Congress
state legislators
Confederate Army
Reconstruction era
legal professionals
Virginia politicians
North Carolina politicians
South Carolina politicians
attorney general

American Civil War history
Southern U.S. history
American legal history
Reconstruction politics
state constitutional conventions

```json
{
  "label": "Southern U.S. Politicians and Legal Figures",
  "summary": "This cluster contains biographical information about 19th-century politicians and lawyers primarily from the Southern United States, particularly Virginia, North Carolina, and South Carolina. These individuals often held roles in state and federal government, including positions as U.S. Representatives, Senators, attorneys general, and state legislators. Many were involved in the legal profession and had careers that spanned the Civil War and Reconstruction periods.",
  "keywords": [
    "American politicians",
    "Southern United States",
    "19th-century politicians",
    "U.S. Congress",
    "state legislators",
    "Confederate Army",
    "Reconstruction era",
    "legal professionals",
    "Virginia politicians",
    "North Carolina politicians",
    "South Carolina politicians",
    "attorney general"
  ],
  "neighboring_domains": [
    "American Civil War history",
    "Southern U.S. history",
    "American legal history",
    "Reconstruction politics",
    "state constitutional conventions"
  ],
  "ambiguity_note": "While the cluster centers on Southern U.S. politicians and legal figures, some entries include individuals with mixed political affiliations or roles that span different historical periods, which may introduce some thematic variation."
}
```


railway accidents
derailments
train collisions
level crossing incidents
rail safety
signal failures
brake malfunctions
passenger injuries
rail infrastructure damage
investigation reports
track maintenance
human error

transport safety
rail engineering
accident investigation
public transportation
infrastructure maintenance

```json
{
  "label": "Railway Accidents and Crashes",
  "summary": "This cluster contains descriptions of various railway accidents and crashes that occurred in different regions, including derailments, collisions, and incidents at level crossings. These events often resulted in fatalities, injuries, and damage to infrastructure, with investigations frequently pointing to human error, mechanical failure, or environmental factors as contributing causes.",
  "keywords": [
    "railway accidents",
    "derailments",
    "train collisions",
    "level crossing incidents",
    "rail safety",
    "signal failures",
    "brake malfunctions",
    "passenger injuries",
    "rail infrastructure damage",
    "investigation reports",
    "track maintenance",
    "human error"
  ],
  "neighboring_domains": [
    "transport safety",
    "rail engineering",
    "accident investigation",
    "public transportation",
    "infrastructure maintenance"
  ],
  "ambiguity_note": "While the cluster centers on railway accidents, some entries include mixed content such as vehicle-train collisions and infrastructure-related incidents, which may overlap with broader transportation safety topics."
}
```


engineering education
technical universities
degree programs
research initiatives
student organizations
library resources
information technology
professional development
engineering disciplines
academic infrastructure
continuing education
technical training

```json
{
  "label": "Engineering and Technology Education",
  "summary": "This cluster focuses on higher education institutions and programs centered around engineering, technology, and related disciplines. It includes descriptions of academic offerings, research initiatives, student activities, and infrastructure at universities and colleges, particularly in the fields of computer science, mechanical, civil, and electrical engineering.",
  "keywords": [
    "engineering education",
    "technical universities",
    "degree programs",
    "research initiatives",
    "student organizations",
    "library resources",
    "information technology",
    "professional development",
    "engineering disciplines",
    "academic infrastructure",
    "continuing education",
    "technical training"
  ],
  "neighboring_domains": [
    "Higher Education Institutions",
    "Research and Development in Technology",
    "Professional Societies and Associations",
    "Information and Communication Technology",
    "Science and Engineering Research"
  ],
  "ambiguity_note": "While the cluster is centered on engineering and technology education, some passages touch on broader academic or administrative functions, which may introduce slight thematic variation."
}
```


American Revolution
Founding Fathers
Constitutional Convention
Continental Congress
Declaration of Independence
Bill of Rights
George Washington
Thomas Jefferson
John Adams
Articles of Confederation
Federalist Papers
Revolutionary War

Early American History
Political History
Revolutionary Movements
Constitutional Law
Colonial America

```json
{
  "label": "American Revolution and Founding Era",
  "summary": "This cluster focuses on the political, military, and constitutional developments during the American Revolution and the early formation of the United States, including the roles of key figures, the drafting of foundational documents, and the transition from colonial rule to an independent nation.",
  "keywords": [
    "American Revolution",
    "Founding Fathers",
    "Constitutional Convention",
    "Continental Congress",
    "Declaration of Independence",
    "Bill of Rights",
    "George Washington",
    "Thomas Jefferson",
    "John Adams",
    "Articles of Confederation",
    "Federalist Papers",
    "Revolutionary War"
  ],
  "neighboring_domains": [
    "Early American History",
    "Political History",
    "Revolutionary Movements",
    "Constitutional Law",
    "Colonial America"
  ],
  "ambiguity_note": "While the cluster centers on the American Revolution and early U.S. formation, some passages touch on broader political themes or later developments, creating a slight overlap with adjacent historical periods."
}
```


American art
realism
impressionism
muralist
portrait painter
art education
Federal Art Project
Art Nouveau
sculptor
etcher
printmaker
Philadelphia art scene

American cultural history
Fine arts education
Modernist art movements
Public art and murals
19th-century American society

```json
{
  "label": "American Realist and Impressionist Artists",
  "summary": "This cluster centers on American artists active primarily in the late 19th and early 20th centuries, known for their contributions to realism, impressionism, and muralism. Many were associated with major art institutions, taught, or influenced the development of American art through their work and mentorship.",
  "keywords": [
    "American art",
    "realism",
    "impressionism",
    "muralist",
    "portrait painter",
    "art education",
    "Federal Art Project",
    "Art Nouveau",
    "sculptor",
    "etcher",
    "printmaker",
    "Philadelphia art scene"
  ],
  "neighboring_domains": [
    "American cultural history",
    "Fine arts education",
    "Modernist art movements",
    "Public art and murals",
    "19th-century American society"
  ],
  "ambiguity_note": "While the cluster is centered on American artists, there is some variation in style and focus, including social realism, impressionism, and decorative art, which may overlap with adjacent artistic movements."
}
```


artistic gymnastics
rhythmic gymnastics
Olympic Games
European Championships
World Championships
gymnast profiles
apparatus finals
all-around competition
medal winners
team competitions
gymnastics routines
international competitions

Olympic sports
competitive gymnastics
sports biographies
rhythmic gymnastics techniques
artistic gymnastics routines

```json
{
  "label": "Artistic and Rhythmic Gymnastics Competitions",
  "summary": "This cluster focuses on elite artistic and rhythmic gymnasts, their achievements in major international competitions such as the Olympics, World Championships, and European Championships, and their performances across various apparatuses like floor, beam, and hoop.",
  "keywords": [
    "artistic gymnastics",
    "rhythmic gymnastics",
    "Olympic Games",
    "European Championships",
    "World Championships",
    "gymnast profiles",
    "apparatus finals",
    "all-around competition",
    "medal winners",
    "team competitions",
    "gymnastics routines",
    "international competitions"
  ],
  "neighboring_domains": [
    "Olympic sports",
    "competitive gymnastics",
    "sports biographies",
    "rhythmic gymnastics techniques",
    "artistic gymnastics routines"
  ],
  "ambiguity_note": "The cluster includes both artistic and rhythmic gymnastics, which are distinct disciplines, but the overlap in terminology and competition formats creates some ambiguity in categorization."
}
```


Ancient Israel
Jewish prophets
Davidic dynasty
Fall of Jerusalem
Tribe of Judah
Biblical history
Edomites
Apocalyptic texts
Hebrew Bible
Messiah ben Joseph
Sefer Zerubbabel
Jebusite

Biblical archaeology
Jewish eschatology
Near Eastern history
Hebrew scripture
Ancient Near Eastern religions

```json
{
  "label": "Ancient Israelite History and Prophecy",
  "summary": "This cluster centers on historical and religious narratives from ancient Israel, including the histories of tribes, kings, and prophets, as well as apocalyptic and messianic texts. It includes events such as the fall of Jerusalem, the Davidic dynasty, and the roles of figures like Jeremiah, Nehemiah, and the Edomites.",
  "keywords": [
    "Ancient Israel",
    "Jewish prophets",
    "Davidic dynasty",
    "Fall of Jerusalem",
    "Tribe of Judah",
    "Biblical history",
    "Edomites",
    "Apocalyptic texts",
    "Hebrew Bible",
    "Messiah ben Joseph",
    "Sefer Zerubbabel",
    "Jebusite"
  ],
  "neighboring_domains": [
    "Biblical archaeology",
    "Jewish eschatology",
    "Near Eastern history",
    "Hebrew scripture",
    "Ancient Near Eastern religions"
  ],
  "ambiguity_note": "The cluster includes a mix of historical events, prophetic texts, and apocalyptic visions, which may overlap thematically but vary in focus and genre."
}
```


country music
songwriters
artists
Billboard charts
album releases
collaborations
country songs
Nashville
music industry
hit singles
country duos
songwriting credits

Music Industry
Popular Music Genres
Songwriting and Composition
Entertainment and Performance
American Music History

```json
{
  "label": "Country Music Artists and Songwriters",
  "summary": "This cluster centers on American country music artists and songwriters, including their discographies, charting singles, collaborations, and notable songs. It highlights both performers and behind-the-scenes writers who have contributed to the genre's success.",
  "keywords": [
    "country music",
    "songwriters",
    "artists",
    "Billboard charts",
    "album releases",
    "collaborations",
    "country songs",
    "Nashville",
    "music industry",
    "hit singles",
    "country duos",
    "songwriting credits"
  ],
  "neighboring_domains": [
    "Music Industry",
    "Popular Music Genres",
    "Songwriting and Composition",
    "Entertainment and Performance",
    "American Music History"
  ],
  "ambiguity_note": "While the cluster is largely focused on country music, some entries overlap with broader music industry topics or include artists who work across genres, introducing slight thematic variation."
}
```


electoral district
federal riding
Ontario
British Columbia
Manitoba
Alberta
electoral redistribution
House of Commons
political representation
riding history
geographic boundaries
Canadian provinces

Canadian political history
electoral geography
federal elections
provincial boundaries
political districts

```json
{
  "label": "Canadian Federal Electoral Districts",
  "summary": "This cluster contains information about historical and current federal electoral districts in Canada, including their creation, boundaries, and redistribution over time. The passages describe various ridings in provinces such as Ontario, British Columbia, Manitoba, and Alberta, detailing their geographic composition and political representation.",
  "keywords": [
    "electoral district",
    "federal riding",
    "Ontario",
    "British Columbia",
    "Manitoba",
    "Alberta",
    "electoral redistribution",
    "House of Commons",
    "political representation",
    "riding history",
    "geographic boundaries",
    "Canadian provinces"
  ],
  "neighboring_domains": [
    "Canadian political history",
    "electoral geography",
    "federal elections",
    "provincial boundaries",
    "political districts"
  ],
  "ambiguity_note": "Some passages describe the same electoral district across different time periods, which may cause overlap or confusion in understanding the exact historical context."
}
```


American Soccer League
National Association Football League
United Soccer Association
North American Soccer League
U.S. Soccer Federation
American Cup
National Challenge Cup
Major League Soccer
association football
sports leagues
governing bodies
historical development

```json
{
  "label": "History of Soccer in the United States",
  "summary": "This cluster focuses on the historical development of soccer in the United States, including the formation and evolution of early leagues, governing bodies, and key events that shaped the sport's trajectory in the country.",
  "keywords": [
    "American Soccer League",
    "National Association Football League",
    "United Soccer Association",
    "North American Soccer League",
    "U.S. Soccer Federation",
    "American Cup",
    "National Challenge Cup",
    "Major League Soccer",
    "association football",
    "sports leagues",
    "governing bodies",
    "historical development"
  ],
  "neighboring_domains": [
    "Professional sports in the United States",
    "History of American football",
    "International soccer organizations",
    "Sports governance and administration",
    "Regional sports leagues"
  ],
  "ambiguity_note": "The cluster includes some overlap with broader topics like professional sports leagues and international soccer organizations, and terminology like 'football' and 'soccer' can introduce some conceptual ambiguity."
}
```


feudalism
serfdom
social class
peasant labor
nobility
land ownership
household obligations
agrarian society
corvée labor
family structure
economic dependency
social stratification

Medieval European History
Agricultural Societies
Gender Roles in History
Legal and Economic Systems
Cultural Anthropology

```json
{
  "label": "Historical Social Hierarchies and Labor Systems",
  "summary": "This cluster focuses on historical systems of social stratification, particularly those involving feudalism, serfdom, and other forms of bound labor. It explores the roles of peasants, nobility, and other social classes, as well as the economic and familial obligations that defined these systems across various cultures and time periods.",
  "keywords": [
    "feudalism",
    "serfdom",
    "social class",
    "peasant labor",
    "nobility",
    "land ownership",
    "household obligations",
    "agrarian society",
    "corvée labor",
    "family structure",
    "economic dependency",
    "social stratification"
  ],
  "neighboring_domains": [
    "Medieval European History",
    "Agricultural Societies",
    "Gender Roles in History",
    "Legal and Economic Systems",
    "Cultural Anthropology"
  ],
  "ambiguity_note": "While the cluster centers on historical social hierarchies, some passages touch on broader themes like gender roles and economic systems, which may overlap with adjacent domains."
}
```


Russian expansion
Cossacks
Grand Duchy of Moscow
Ukrainian territories
fortresses
Ivan the Terrible
Don Cossacks
Zaporozhian Sich
Mongol invasions
border defense
political exile
Siberian colonization

Ukrainian history
Mongol Empire and Golden Horde
Siberian exploration
Byzantine and Orthodox Christianity
Polish-Lithuanian Commonwealth

```json
{
  "label": "Russian Expansion and Cossack History",
  "summary": "This cluster centers on the historical expansion of the Russian state into surrounding territories, particularly in Ukraine and Siberia, and the role of Cossacks in military, political, and territorial development. It includes the establishment of fortresses, the movement of populations, and the interactions between Russian rulers and Cossack leaders.",
  "keywords": [
    "Russian expansion",
    "Cossacks",
    "Grand Duchy of Moscow",
    "Ukrainian territories",
    "fortresses",
    "Ivan the Terrible",
    "Don Cossacks",
    "Zaporozhian Sich",
    "Mongol invasions",
    "border defense",
    "political exile",
    "Siberian colonization"
  ],
  "neighboring_domains": [
    "Ukrainian history",
    "Mongol Empire and Golden Horde",
    "Siberian exploration",
    "Byzantine and Orthodox Christianity",
    "Polish-Lithuanian Commonwealth"
  ],
  "ambiguity_note": "While the cluster is centered on Russian expansion and Cossack history, some passages touch on broader themes like trade, religious influence, and political alliances, which may overlap with adjacent historical domains."
}
```


tropical flora
subtropical ecosystems
plant distribution
endangered species
ecological habitats
xerophytic vegetation
carnivorous plants
bird species
insect species
protected areas
flora of Mexico
ecological interactions

Biodiversity and Conservation
Tropical Ecology
Botany
Ornithology
Entomology

```json
{
  "label": "Tropical and Subtropical Flora and Fauna",
  "summary": "This cluster centers on the distribution, ecology, and characteristics of various plant and animal species found in tropical and subtropical regions, particularly in the Americas, with some overlap into Africa and Asia. It includes descriptions of rare and protected species, their habitats, and interactions with the environment.",
  "keywords": [
    "tropical flora",
    "subtropical ecosystems",
    "plant distribution",
    "endangered species",
    "ecological habitats",
    "xerophytic vegetation",
    "carnivorous plants",
    "bird species",
    "insect species",
    "protected areas",
    "flora of Mexico",
    "ecological interactions"
  ],
  "neighboring_domains": [
    "Biodiversity and Conservation",
    "Tropical Ecology",
    "Botany",
    "Ornithology",
    "Entomology"
  ],
  "ambiguity_note": "The cluster includes a mix of plant and animal species, some of which are rare or regionally specific, leading to a broad but coherent focus on tropical and subtropical biodiversity."
}
```


self-evaluation
self-concept
self-esteem
motivation
attribution theory
trait activation
affective responses
cognitive processing
social comparison
self-verification
core self-evaluations
personality traits

Social psychology
Personality psychology
Cognitive psychology
Emotion and affective science
Organizational behavior

```json
{
  "label": "Self-Concept and Motivation in Psychology",
  "summary": "This cluster centers on psychological theories and processes related to self-evaluation, self-concept, and motivation. It explores how individuals assess themselves, manage self-esteem, and respond to internal and external feedback, including the role of traits, attributions, and emotional responses in shaping behavior and attitudes.",
  "keywords": [
    "self-evaluation",
    "self-concept",
    "self-esteem",
    "motivation",
    "attribution theory",
    "trait activation",
    "affective responses",
    "cognitive processing",
    "social comparison",
    "self-verification",
    "core self-evaluations",
    "personality traits"
  ],
  "neighboring_domains": [
    "Social psychology",
    "Personality psychology",
    "Cognitive psychology",
    "Emotion and affective science",
    "Organizational behavior"
  ],
  "ambiguity_note": "While the cluster is centered on self-related psychological processes, some passages touch on broader topics like attitude change and reinforcement sensitivity, which may introduce some overlap with adjacent domains."
}
```


college football
team records
season summaries
university teams
historical sports data
conference affiliations
game results
coaching staff
player statistics
rivalry games
conference championships
home stadiums

college sports history
American football
university athletics
sports statistics
conference sports leagues

```json
{
  "label": "Historical College Football Teams",
  "summary": "This cluster contains historical summaries of college football teams from various universities, primarily in the United States, covering their performance, records, and notable events during specific seasons.",
  "keywords": ["college football", "team records", "season summaries", "university teams", "historical sports data", "conference affiliations", "game results", "coaching staff", "player statistics", "rivalry games", "conference championships", "home stadiums"],
  "neighboring_domains": ["college sports history", "American football", "university athletics", "sports statistics", "conference sports leagues"],
  "ambiguity_note": "While the cluster centers on college football teams, some entries reference different conferences and eras, which may introduce slight variation in focus."
}
```


cephalopods
siphuncle
Ordovician
Silurian
fossil classification
shell morphology
Paleozoic
Ellesmerocerida
Actinocerida
trilobites
crinoids
sutures

marine paleontology
invertebrate fossils
evolutionary biology
geological time periods
fossil taxonomy

```json
{
  "label": "Paleozoic Cephalopods and Related Fossils",
  "summary": "This cluster focuses on extinct marine invertebrates, primarily cephalopods, from the Paleozoic era, including their classification, shell morphology, and siphuncle structures. It also includes related fossil groups such as trilobites and crinoids.",
  "keywords": [
    "cephalopods",
    "siphuncle",
    "Ordovician",
    "Silurian",
    "fossil classification",
    "shell morphology",
    "Paleozoic",
    "Ellesmerocerida",
    "Actinocerida",
    "trilobites",
    "crinoids",
    "sutures"
  ],
  "neighboring_domains": [
    "marine paleontology",
    "invertebrate fossils",
    "evolutionary biology",
    "geological time periods",
    "fossil taxonomy"
  ],
  "ambiguity_note": "The cluster includes a mix of cephalopod orders, subfamilies, and related fossil groups, with some variation in time periods and morphological focus."
}
```


Vietnam War
military operations
U.S. forces
ARVN
Viet Cong
North Vietnamese Army
search and destroy
Ho Chi Minh Trail
Tet Offensive
Laos border
Cambodia
air support

Cold War military history
Southeast Asian conflicts
U.S. military strategy
insurgency and counterinsurgency
regional security operations

```json
{
  "label": "Vietnam War Military Operations",
  "summary": "This cluster focuses on military operations and battles during the Vietnam War, particularly those involving U.S. and South Vietnamese forces against Viet Cong and North Vietnamese Army units. It includes descriptions of specific campaigns, offensives, and strategic actions in various regions of South Vietnam and neighboring areas like Laos and Cambodia.",
  "keywords": [
    "Vietnam War",
    "military operations",
    "U.S. forces",
    "ARVN",
    "Viet Cong",
    "North Vietnamese Army",
    "search and destroy",
    "Ho Chi Minh Trail",
    "Tet Offensive",
    "Laos border",
    "Cambodia",
    "air support"
  ],
  "neighboring_domains": [
    "Cold War military history",
    "Southeast Asian conflicts",
    "U.S. military strategy",
    "insurgency and counterinsurgency",
    "regional security operations"
  ],
  "ambiguity_note": "While the cluster centers on military operations in the Vietnam War, some passages touch on related conflicts in Laos and Cambodia, introducing slight thematic variation."
}
```


Arkansas communities
historic houses
unincorporated towns
National Register of Historic Places
local history
county information
architectural styles
Ozarks region
Delta region
railroad history
post office history
geographic features

American regional history
Southern United States geography
Historic preservation
Local government and administration
Civil War history

```json
{
  "label": "Arkansas Communities and Historic Sites",
  "summary": "This cluster focuses on unincorporated communities, towns, and historic buildings in Arkansas, particularly detailing their historical significance, architectural styles, and local geography.",
  "keywords": [
    "Arkansas communities",
    "historic houses",
    "unincorporated towns",
    "National Register of Historic Places",
    "local history",
    "county information",
    "architectural styles",
    "Ozarks region",
    "Delta region",
    "railroad history",
    "post office history",
    "geographic features"
  ],
  "neighboring_domains": [
    "American regional history",
    "Southern United States geography",
    "Historic preservation",
    "Local government and administration",
    "Civil War history"
  ],
  "ambiguity_note": "The cluster includes a mix of geographic and historical content, with some overlap between town descriptions and architectural landmarks, making it challenging to distinguish a single dominant theme."
}
```


LGBT rights
same-sex marriage
civil unions
anti-discrimination laws
transgender rights
legal protections
societal attitudes
marriage equality
registered partnerships
human rights
sexual orientation
gender identity

Human rights law
Social policy
Gender studies
International law
Civil rights

```json
{
  "label": "LGBT Rights by Country",
  "summary": "This cluster focuses on the legal and social status of lesbian, gay, bisexual, and transgender (LGBT) individuals across various countries, highlighting differences in legal protections, marriage rights, anti-discrimination laws, and societal attitudes.",
  "keywords": [
    "LGBT rights",
    "same-sex marriage",
    "civil unions",
    "anti-discrimination laws",
    "transgender rights",
    "legal protections",
    "societal attitudes",
    "marriage equality",
    "registered partnerships",
    "human rights",
    "sexual orientation",
    "gender identity"
  ],
  "neighboring_domains": [
    "Human rights law",
    "Social policy",
    "Gender studies",
    "International law",
    "Civil rights"
  ],
  "ambiguity_note": "While the cluster centers on LGBT rights, some passages include broader human rights discussions or overlap with related social and legal domains."
}
```


Royal Navy
World War II
convoy escorts
frigates
corvettes
destroyers
minesweepers
Allied naval vessels
ship classes
naval history
Royal Canadian Navy
anti-submarine warfare

military history
naval architecture
World War II operations
shipbuilding
Royal Navy

```json
{
  "label": "World War II Royal Navy and Allied Vessels",
  "summary": "This cluster contains information about various naval vessels used by the Royal Navy and its allies during World War II, including destroyers, frigates, corvettes, and minesweepers. These ships were primarily used for convoy escort duties, anti-submarine warfare, and other naval operations during the war.",
  "keywords": [
    "Royal Navy",
    "World War II",
    "convoy escorts",
    "frigates",
    "corvettes",
    "destroyers",
    "minesweepers",
    "Allied naval vessels",
    "ship classes",
    "naval history",
    "Royal Canadian Navy",
    "anti-submarine warfare"
  ],
  "neighboring_domains": [
    "military history",
    "naval architecture",
    "World War II operations",
    "shipbuilding",
    "Royal Navy"
  ],
  "ambiguity_note": "Some passages overlap with broader naval history and shipbuilding topics, and a few mention post-war service or unrelated details that slightly extend beyond the core World War II focus."
}
```


electronic music
ambient
techno
synth-pop
progressive rock
sound design
experimental music
Krautrock
chillwave
acid house
glitch
jazz fusion

avant-garde music
modern classical
dance music
indie rock
world music fusion

```json
{
  "label": "Electronic and Experimental Music Albums",
  "summary": "This cluster centers on a collection of electronic and experimental music albums, spanning genres such as ambient, techno, synth-pop, and progressive rock. The works often blend futuristic and organic elements, with a focus on atmospheric soundscapes, innovative production techniques, and genre-defying experimentation.",
  "keywords": [
    "electronic music",
    "ambient",
    "techno",
    "synth-pop",
    "progressive rock",
    "sound design",
    "experimental music",
    "Krautrock",
    "chillwave",
    "acid house",
    "glitch",
    "jazz fusion"
  ],
  "neighboring_domains": [
    "avant-garde music",
    "modern classical",
    "dance music",
    "indie rock",
    "world music fusion"
  ],
  "ambiguity_note": "While the cluster is centered on electronic and experimental music, some albums incorporate rock, jazz, or folk elements, creating a blend of styles that may overlap with adjacent genres."
}
```


French industry
manufacturing companies
foundries
cognac production
luxury goods
metallurgy
typography
arms manufacturing
corporate history
mergers
artistic craftsmanship
industrial heritage

European economic history
luxury goods and fashion
typography and printing
wine and spirits production
military industry

```json
{
  "label": "French Industrial and Manufacturing Companies",
  "summary": "This cluster centers on historical French industrial and manufacturing companies, particularly in sectors such as metalworking, foundries, cognac production, luxury goods, and arms manufacturing. These passages describe the founding, evolution, and key figures of these firms, often highlighting their roles in international exhibitions, mergers, and technological or artistic innovation.",
  "keywords": [
    "French industry",
    "manufacturing companies",
    "foundries",
    "cognac production",
    "luxury goods",
    "metallurgy",
    "typography",
    "arms manufacturing",
    "corporate history",
    "mergers",
    "artistic craftsmanship",
    "industrial heritage"
  ],
  "neighboring_domains": [
    "European economic history",
    "luxury goods and fashion",
    "typography and printing",
    "wine and spirits production",
    "military industry"
  ],
  "ambiguity_note": "While the cluster is centered on French industrial and manufacturing firms, some entries touch on related luxury or artistic domains, creating a slight overlap with adjacent fields."
}
```


British railways
steam locomotives
railcars
railway history
railway companies
passenger services
freight transport
railway accidents
railway engineering
railway infrastructure
locomotive design
railway carriages

Transportation history
Industrial history
Engineering and technology
Public infrastructure
Urban development

```json
{
  "label": "British Railway History and Locomotives",
  "summary": "This cluster focuses on the development and operation of railways in Britain, particularly the history of steam locomotives, railcars, and railway companies from the 19th to early 20th centuries. It includes details on railway engineering, accidents, infrastructure, and the evolution of passenger and freight services.",
  "keywords": [
    "British railways",
    "steam locomotives",
    "railcars",
    "railway history",
    "railway companies",
    "passenger services",
    "freight transport",
    "railway accidents",
    "railway engineering",
    "railway infrastructure",
    "locomotive design",
    "railway carriages"
  ],
  "neighboring_domains": [
    "Transportation history",
    "Industrial history",
    "Engineering and technology",
    "Public infrastructure",
    "Urban development"
  ],
  "ambiguity_note": "While the cluster centers on British railway history, some passages touch on related topics like urban transport and early electrification, introducing a degree of thematic overlap."
}
```


Polish football
speedway teams
interwar period
sports clubs
athletes
championships
team history
national competitions
sports facilities
Olympic participation
regional leagues
sports achievements

European sports history
team sports in Eastern Europe
Olympic sports
military sports organizations
youth sports development

```json
{
  "label": "Polish Sports and Football History",
  "summary": "This cluster focuses on the history and development of sports in Poland, particularly football and speedway, including notable teams, athletes, and competitions from various periods, especially the interwar years and modern times.",
  "keywords": [
    "Polish football",
    "speedway teams",
    "interwar period",
    "sports clubs",
    "athletes",
    "championships",
    "team history",
    "national competitions",
    "sports facilities",
    "Olympic participation",
    "regional leagues",
    "sports achievements"
  ],
  "neighboring_domains": [
    "European sports history",
    "team sports in Eastern Europe",
    "Olympic sports",
    "military sports organizations",
    "youth sports development"
  ],
  "ambiguity_note": "The cluster includes a mix of football, speedway, and other sports, with some overlap between historical and modern contexts, making it challenging to define a single, narrow focus."
}
```


football coaching
managerial appointments
UEFA competitions
team performance
coaching transitions
domestic leagues
sports management
European qualifiers
club restructuring
assistant coaching roles
managerial sacking
youth development

European football leagues
sports team management
football player careers
youth football development
sports administration

```json
{
  "label": "Football Coaching and Management",
  "summary": "This cluster focuses on the careers of football coaches and managers, detailing their roles, team performances, and transitions across clubs and leagues. It includes accounts of coaching appointments, dismissals, and notable matches in domestic and European competitions.",
  "keywords": [
    "football coaching",
    "managerial appointments",
    "UEFA competitions",
    "team performance",
    "coaching transitions",
    "domestic leagues",
    "sports management",
    "European qualifiers",
    "club restructuring",
    "assistant coaching roles",
    "managerial sacking",
    "youth development"
  ],
  "neighboring_domains": [
    "European football leagues",
    "sports team management",
    "football player careers",
    "youth football development",
    "sports administration"
  ],
  "ambiguity_note": "While the cluster centers on football coaching and management, some passages include player careers or club histories, introducing minor thematic overlap."
}
```


biofuel
synthetic fuel
gasification
pyrolysis
syngas
Fischer-Tropsch process
cellulosic ethanol
renewable fuels
biomass to liquid
methanol production
hydrogen fuel
alternative energy

Renewable energy
Energy storage
Sustainable transportation
Carbon capture and utilization
Industrial chemistry

```json
{
  "label": "Biofuel and Synthetic Fuel Production",
  "summary": "This cluster focuses on the production and use of biofuels and synthetic fuels, including processes like gasification, pyrolysis, and catalytic conversion to create liquid and gaseous fuels from biomass, coal, and other feedstocks. It also covers the technological and economic challenges of these alternative energy sources.",
  "keywords": [
    "biofuel",
    "synthetic fuel",
    "gasification",
    "pyrolysis",
    "syngas",
    "Fischer-Tropsch process",
    "cellulosic ethanol",
    "renewable fuels",
    "biomass to liquid",
    "methanol production",
    "hydrogen fuel",
    "alternative energy"
  ],
  "neighboring_domains": [
    "Renewable energy",
    "Energy storage",
    "Sustainable transportation",
    "Carbon capture and utilization",
    "Industrial chemistry"
  ],
  "ambiguity_note": "The cluster includes a mix of biofuel and synthetic fuel technologies, with some overlap into broader energy and environmental topics, making precise categorization challenging."
}
```


Christian denominations
American religious history
Mormonism
Religious leadership
Church organization

```json
{
  "label": "Latter Day Saint Movement History",
  "summary": "This cluster focuses on the history, denominations, and key figures of the Latter Day Saint movement, including the formation and evolution of The Church of Jesus Christ of Latter-day Saints (LDS Church), its schisms, and related groups such as the Strangite and Bickertonite churches. It also covers religious practices, leadership structures, and controversies like polygamy.",
  "keywords": [
    "Latter Day Saint movement",
    "Church of Jesus Christ of Latter-day Saints",
    "Joseph Smith",
    "Brigham Young",
    "polygamy",
    "succession crisis",
    "Stake (Latter Day Saints)",
    "Reorganized Church of Jesus Christ of Latter Day Saints",
    "apostles",
    "Nauvoo",
    "Mormon pioneers",
    "religious schisms"
  ],
  "neighboring_domains": [
    "Christian denominations",
    "American religious history",
    "Mormonism",
    "Religious leadership",
    "Church organization"
  ],
  "ambiguity_note": "The cluster includes some overlap with broader Christian history and other religious movements, and some passages touch on related but distinct groups, which may blur the central focus."
}
```


industrial manufacturing
engineering groups
heavy machinery
construction equipment
automotive components
global subsidiaries
energy production
infrastructure development
corporate acquisitions
international operations
specialized equipment
industrial gas

automotive industry
energy and utilities
construction and infrastructure
heavy equipment manufacturing
corporate business operations

```json
{
  "label": "Industrial Manufacturing and Engineering Groups",
  "summary": "This cluster consists of descriptions of multinational industrial and engineering companies that operate in manufacturing, construction, and specialized equipment production. These firms often have global operations, multiple subsidiaries, and focus on sectors such as automotive, energy, infrastructure, and heavy machinery.",
  "keywords": [
    "industrial manufacturing",
    "engineering groups",
    "heavy machinery",
    "construction equipment",
    "automotive components",
    "global subsidiaries",
    "energy production",
    "infrastructure development",
    "corporate acquisitions",
    "international operations",
    "specialized equipment",
    "industrial gas"
  ],
  "neighboring_domains": [
    "automotive industry",
    "energy and utilities",
    "construction and infrastructure",
    "heavy equipment manufacturing",
    "corporate business operations"
  ],
  "ambiguity_note": "While the cluster centers on industrial and engineering firms, some entries touch on overlapping sectors like energy and automotive, which may introduce some thematic variation."
}
```


poverty reduction
international development
economic policy
governance
public expenditure
market systems
capacity building
donor coordination
sustainable development
public-private partnerships
development communication
financial transparency

Economic Policy and Reform
Public Administration and Governance
Global Health and Social Development
International Finance and Aid
Sustainable Business and Investment

```json
{
  "label": "International Development and Poverty Alleviation",
  "summary": "This cluster centers on international development initiatives aimed at poverty reduction, economic growth, and institutional capacity-building in low-income countries. It includes programs, policies, and partnerships involving governments, international organizations, and NGOs to improve governance, market systems, and public service delivery.",
  "keywords": [
    "poverty reduction",
    "international development",
    "economic policy",
    "governance",
    "public expenditure",
    "market systems",
    "capacity building",
    "donor coordination",
    "sustainable development",
    "public-private partnerships",
    "development communication",
    "financial transparency"
  ],
  "neighboring_domains": [
    "Economic Policy and Reform",
    "Public Administration and Governance",
    "Global Health and Social Development",
    "International Finance and Aid",
    "Sustainable Business and Investment"
  ],
  "ambiguity_note": "While the cluster is centered on development and poverty alleviation, some passages touch on related but distinct areas such as public opinion polling and industrial development, which may introduce some thematic overlap."
}
```


freshwater fish
rivers
lakes
invasive species
native fish
aquatic ecosystems
fish populations
salmon
trout
habitat conservation
water quality
fish spawning

aquatic ecology
conservation biology
environmental science
fisheries management
geography of water bodies

```json
{
  "label": "Freshwater Fish and Rivers",
  "summary": "This cluster focuses on freshwater fish species, their habitats, and ecological dynamics in rivers and lakes. It includes native and invasive fish populations, their interactions with the environment, and the impact of human activity on aquatic ecosystems.",
  "keywords": [
    "freshwater fish",
    "rivers",
    "lakes",
    "invasive species",
    "native fish",
    "aquatic ecosystems",
    "fish populations",
    "salmon",
    "trout",
    "habitat conservation",
    "water quality",
    "fish spawning"
  ],
  "neighboring_domains": [
    "aquatic ecology",
    "conservation biology",
    "environmental science",
    "fisheries management",
    "geography of water bodies"
  ],
  "ambiguity_note": "While the cluster centers on freshwater fish and rivers, some passages include broader ecological or recreational elements, such as bird species or human activities like fishing and dam removal."
}
```


nonconformist chapels
Methodism
Calvinism
Baptist churches
religious history
18th-century England
places of worship
John Wesley
Congregationalist
religious revival
independent churches
Anglican influence

Methodist history
English religious architecture
Protestant denominations
local history and heritage
religious movements in the UK

```json
{
  "label": "Nonconformist Chapels and Religious History",
  "summary": "This cluster centers on the history and development of nonconformist chapels and religious communities in various English towns and villages, particularly focusing on Methodism, Calvinism, Baptism, and other Protestant denominations. It highlights the founding, architectural features, and social impact of these places of worship, often in the context of 18th and 19th-century religious revival and expansion.",
  "keywords": [
    "nonconformist chapels",
    "Methodism",
    "Calvinism",
    "Baptist churches",
    "religious history",
    "18th-century England",
    "places of worship",
    "John Wesley",
    "Congregationalist",
    "religious revival",
    "independent churches",
    "Anglican influence"
  ],
  "neighboring_domains": [
    "Methodist history",
    "English religious architecture",
    "Protestant denominations",
    "local history and heritage",
    "religious movements in the UK"
  ],
  "ambiguity_note": "While the cluster is centered on nonconformist chapels and religious history, some passages touch on Anglican or Catholic churches, and the overlap between denominations and movements introduces some thematic variation."
}
```


English clergy
Oxford University
Cambridge University
Anglican priests
theologians
ecclesiastical history
religious writers
academic biographies
divinity
church benefices
clerical education
Anglican orthodoxy

British religious history
university history
Anglican theology
17th-century English literature
ecclesiastical biographies

```json
{
  "label": "English Clergy and Academics",
  "summary": "This cluster consists of biographical entries for English clergymen, theologians, and academics, primarily from the 16th to 18th centuries. Many were affiliated with Oxford or Cambridge universities, held ecclesiastical positions, and contributed to religious or scholarly discourse.",
  "keywords": [
    "English clergy",
    "Oxford University",
    "Cambridge University",
    "Anglican priests",
    "theologians",
    "ecclesiastical history",
    "religious writers",
    "academic biographies",
    "divinity",
    "church benefices",
    "clerical education",
    "Anglican orthodoxy"
  ],
  "neighboring_domains": [
    "British religious history",
    "university history",
    "Anglican theology",
    "17th-century English literature",
    "ecclesiastical biographies"
  ],
  "ambiguity_note": "While the cluster centers on English clergy and academics, some entries include individuals with broader intellectual pursuits or mixed religious affiliations, such as Puritan or Quaker converts, which may blur the boundaries of the cluster."
}
```


hurricane damage
Caribbean
Atlantic hurricane season
floods
crop destruction
homelessness
storm surge
wind damage
evacuations
human fatalities
infrastructure damage
power outages

Natural disasters
Climate and weather
Disaster response and recovery
Agricultural impacts
Coastal geography

```json
{
  "label": "Atlantic Hurricane Impacts",
  "summary": "This cluster focuses on the effects of Atlantic hurricanes on the Caribbean, Central America, and the southeastern United States, including damage to infrastructure, agriculture, and human casualties.",
  "keywords": [
    "hurricane damage",
    "Caribbean",
    "Atlantic hurricane season",
    "floods",
    "crop destruction",
    "homelessness",
    "storm surge",
    "wind damage",
    "evacuations",
    "human fatalities",
    "infrastructure damage",
    "power outages"
  ],
  "neighboring_domains": [
    "Natural disasters",
    "Climate and weather",
    "Disaster response and recovery",
    "Agricultural impacts",
    "Coastal geography"
  ],
  "ambiguity_note": "While the cluster centers on hurricane impacts, some variation exists in the severity and specific regions affected, leading to a broad but coherent theme."
}
```


bulk carrier
vessel monitoring system
container ship
tanker
military sealift
LNG carrier
shipping logistics
maritime regulations
icebreaking vessel
Northern Sea Route
ferry service
ocean transportation

Maritime Law and Regulation
International Trade and Logistics
Environmental and Marine Safety
Arctic Navigation
Commercial Shipping Industry

```json
{
  "label": "Maritime Vessels and Operations",
  "summary": "This cluster focuses on various types of maritime vessels and their operational contexts, including commercial shipping, military logistics, and regulatory monitoring systems. It covers topics such as bulk carriers, tankers, container ships, and vessel monitoring systems used for compliance and safety in international waters.",
  "keywords": [
    "bulk carrier",
    "vessel monitoring system",
    "container ship",
    "tanker",
    "military sealift",
    "LNG carrier",
    "shipping logistics",
    "maritime regulations",
    "icebreaking vessel",
    "Northern Sea Route",
    "ferry service",
    "ocean transportation"
  ],
  "neighboring_domains": [
    "Maritime Law and Regulation",
    "International Trade and Logistics",
    "Environmental and Marine Safety",
    "Arctic Navigation",
    "Commercial Shipping Industry"
  ],
  "ambiguity_note": "The cluster includes a mix of commercial, military, and regulatory maritime topics, with some overlap between vessel types and operational contexts, making precise categorization challenging in certain cases."
}
```


Hong Kong politics
Constitutional law
Political parties in Asia
Election law
Civil society and activism

```json
{
  "label": "Hong Kong Political Reforms and Elections",
  "summary": "This cluster focuses on political developments in Hong Kong, particularly around electoral reforms, legislative and chief executive elections, and the dynamics between pro-democracy and pro-Beijing political groups. It includes discussions of contested elections, constitutional reform proposals, and the roles of key political figures and parties.",
  "keywords": [
    "Hong Kong elections",
    "pro-democracy movement",
    "Legislative Council",
    "Chief Executive",
    "electoral reform",
    "DAB (Democratic Alliance for the Betterment of Hong Kong)",
    "universal suffrage",
    "political parties",
    "oath-taking controversy",
    "by-elections",
    "democratic development",
    "Beijing influence"
  ],
  "neighboring_domains": [
    "Hong Kong politics",
    "Constitutional law",
    "Political parties in Asia",
    "Election law",
    "Civil society and activism"
  ],
  "ambiguity_note": "While the cluster centers on Hong Kong political reforms and elections, some passages touch on related legal and social issues, creating a degree of thematic overlap with broader political and constitutional topics."
}
```


Canadian Confederation
bilingualism
multiculturalism
Quebec sovereignty
Constitutional history
French-Canadian identity
nationalism
post-colonial Canada
conscription crises
political federalism
First Nations
Canadian identity

Political history of North America
National identity and multiculturalism
Constitutional law and governance
Indigenous rights and policies
Anglo-French relations

```json
{
  "label": "Canadian History and Identity",
  "summary": "This cluster focuses on the historical development of Canada, including its political evolution, constitutional changes, and the formation of a national identity shaped by bilingualism, multiculturalism, and regional tensions, particularly between English and French-speaking communities.",
  "keywords": [
    "Canadian Confederation",
    "bilingualism",
    "multiculturalism",
    "Quebec sovereignty",
    "Constitutional history",
    "French-Canadian identity",
    "nationalism",
    "post-colonial Canada",
    "conscription crises",
    "political federalism",
    "First Nations",
    "Canadian identity"
  ],
  "neighboring_domains": [
    "Political history of North America",
    "National identity and multiculturalism",
    "Constitutional law and governance",
    "Indigenous rights and policies",
    "Anglo-French relations"
  ],
  "ambiguity_note": "While the cluster centers on Canadian history and identity, some passages touch on broader themes like Indigenous policies and international relations, which may overlap with adjacent domains."
}
```


All-Ireland Senior Hurling Championship
hurling history
county rivalries
championship milestones
key players
final match outcomes
Gaelic Athletic Association
Munster championship
Liam MacCarthy Cup
provincial titles
historic match summaries
Irish sports history

Gaelic football history
Irish sports culture
team sports in Ireland
historical sports events
county-level sports competitions

```json
{
  "label": "All-Ireland Hurling Championship History",
  "summary": "This cluster focuses on the historical accounts of the All-Ireland Senior Hurling Championship, detailing match outcomes, key players, and notable events in the competition's past. It highlights rivalries, championship milestones, and the progression of teams and players over time.",
  "keywords": [
    "All-Ireland Senior Hurling Championship",
    "hurling history",
    "county rivalries",
    "championship milestones",
    "key players",
    "final match outcomes",
    "Gaelic Athletic Association",
    "Munster championship",
    "Liam MacCarthy Cup",
    "provincial titles",
    "historic match summaries",
    "Irish sports history"
  ],
  "neighboring_domains": [
    "Gaelic football history",
    "Irish sports culture",
    "team sports in Ireland",
    "historical sports events",
    "county-level sports competitions"
  ],
  "ambiguity_note": "While the cluster centers on the All-Ireland Senior Hurling Championship, some passages touch on related topics such as club-level competitions or broader sports events, introducing slight thematic variation."
}
```


fluorescence imaging
electron microscopy
spectroscopy
nanoparticles
hyperspectral imaging
scanning probe microscopy
X-ray spectroscopy
nanotechnology
biological imaging
surface analysis
plasmon resonance
microspectroscopy

Materials Science
Biomedical Imaging
Nanotechnology
Optical Physics
Analytical Chemistry

```json
{
  "label": "Advanced Microscopy and Spectroscopy Techniques",
  "summary": "This cluster focuses on advanced imaging and analytical techniques used in scientific research, particularly in the fields of biology, materials science, and nanotechnology. It includes methods such as fluorescence imaging, electron microscopy, scanning probe microscopy, and various spectroscopic approaches for characterizing materials at the nanoscale.",
  "keywords": [
    "fluorescence imaging",
    "electron microscopy",
    "spectroscopy",
    "nanoparticles",
    "hyperspectral imaging",
    "scanning probe microscopy",
    "X-ray spectroscopy",
    "nanotechnology",
    "biological imaging",
    "surface analysis",
    "plasmon resonance",
    "microspectroscopy"
  ],
  "neighboring_domains": [
    "Materials Science",
    "Biomedical Imaging",
    "Nanotechnology",
    "Optical Physics",
    "Analytical Chemistry"
  ],
  "ambiguity_note": "While the cluster centers on advanced imaging and spectroscopy, some passages touch on overlapping or related fields, such as general microscopy or broader optical techniques, which may introduce some thematic overlap."
}
```


music festivals
live music venues
festival lineups
American music events
camping festivals
indie and alternative music
jam bands
festival performers
regional music scenes
music promoter
multi-day events
local and national artists

music industry
event management
cultural festivals
regional tourism
music genres and subcultures

```json
{
  "label": "Music Festivals and Venues",
  "summary": "This cluster centers on music festivals and venues, particularly in the United States, featuring a wide range of musical genres and artists. It includes details about specific events, lineups, and locations, highlighting the cultural and entertainment significance of these gatherings.",
  "keywords": [
    "music festivals",
    "live music venues",
    "festival lineups",
    "American music events",
    "camping festivals",
    "indie and alternative music",
    "jam bands",
    "festival performers",
    "regional music scenes",
    "music promoter",
    "multi-day events",
    "local and national artists"
  ],
  "neighboring_domains": [
    "music industry",
    "event management",
    "cultural festivals",
    "regional tourism",
    "music genres and subcultures"
  ],
  "ambiguity_note": "While the cluster is centered on music festivals and venues, some entries include mixed content such as local performers, theme nights, and unrelated events, which may blur the focus slightly."
}
```


film festival
theatrical release
distribution rights
critical reception
limited run
premiere screening
independent film
review aggregator
box office performance
film production
cinema release
art house film

film criticism
movie distribution
film production
cultural events
entertainment industry

```json
{
  "label": "Independent Film Releases and Premieres",
  "summary": "This cluster focuses on independent and arthouse films, detailing their festival premieres, distribution rights, release schedules, and critical reception. The content often includes information about limited theatrical runs, festival screenings, and audience or critic reviews.",
  "keywords": [
    "film festival",
    "theatrical release",
    "distribution rights",
    "critical reception",
    "limited run",
    "premiere screening",
    "independent film",
    "review aggregator",
    "box office performance",
    "film production",
    "cinema release",
    "art house film"
  ],
  "neighboring_domains": [
    "film criticism",
    "movie distribution",
    "film production",
    "cultural events",
    "entertainment industry"
  ],
  "ambiguity_note": "While the cluster centers on independent film releases and premieres, some entries overlap with broader topics like film production or cultural events, creating a degree of thematic overlap."
}
```


Art Students League
Abstract Expressionism
Printmaking
Mural painting
Art education
New York School
Modern art
Art instructors
Federal Art Project
Cubism
Watercolor
Art movements

Modern art history
Art education institutions
20th-century American art
Abstract expressionism
Visual arts techniques

```json
{
  "label": "American Art Education and Artists",
  "summary": "This cluster centers on American artists and educators who were active in the 20th century, particularly those associated with art schools, teaching, and the development of modern art movements. It includes figures who studied or taught at institutions like the Art Students League, Cooper Union, and others, and who were involved in various artistic styles such as abstract expressionism, printmaking, and mural painting.",
  "keywords": [
    "Art Students League",
    "Abstract Expressionism",
    "Printmaking",
    "Mural painting",
    "Art education",
    "New York School",
    "Modern art",
    "Art instructors",
    "Federal Art Project",
    "Cubism",
    "Watercolor",
    "Art movements"
  ],
  "neighboring_domains": [
    "Modern art history",
    "Art education institutions",
    "20th-century American art",
    "Abstract expressionism",
    "Visual arts techniques"
  ],
  "ambiguity_note": "While the cluster is centered on American artists and educators, some entries include biographical details that extend beyond art, such as family life or unrelated professional activities, which may introduce some thematic variation."
}
```


Pacific islands
atolls
coral reefs
marine ecosystems
uninhabited islets
indigenous languages
Melanesian culture
geographical features
island communities
volcanic islands
protected marine areas
island biodiversity

Marine biology
Oceanic geography
Indigenous cultures of the Pacific
Island ecology
Coral reef conservation

```json
{
  "label": "Pacific Islands and Atolls",
  "summary": "This cluster consists of descriptions of various islands and atolls in the Pacific Ocean, including their geography, ecosystems, cultural significance, and historical context. The content often highlights natural features such as coral reefs, marine life, and uninhabited or sparsely populated islets, as well as the languages and communities associated with them.",
  "keywords": [
    "Pacific islands",
    "atolls",
    "coral reefs",
    "marine ecosystems",
    "uninhabited islets",
    "indigenous languages",
    "Melanesian culture",
    "geographical features",
    "island communities",
    "volcanic islands",
    "protected marine areas",
    "island biodiversity"
  ],
  "neighboring_domains": [
    "Marine biology",
    "Oceanic geography",
    "Indigenous cultures of the Pacific",
    "Island ecology",
    "Coral reef conservation"
  ],
  "ambiguity_note": "While the cluster centers on Pacific islands and atolls, some entries overlap with broader topics such as marine conservation, linguistic diversity, and regional history, leading to a degree of thematic variation."
}
```


single-lens reflex camera
digital SLR
full-frame sensor
lens mount
shutter mechanism
autofocus
mirrorless camera
crop factor
35mm film
interchangeable lenses
viewfinder
exposure metering

Photography equipment
Camera technology
Optical engineering
Digital imaging
Photographic history

```json
{
  "label": "Digital and Film Camera Systems",
  "summary": "This cluster focuses on the design, evolution, and technical features of single-lens reflex (SLR) and digital single-lens reflex (DSLR) cameras, including sensor sizes, lens mounts, shutter mechanisms, and related accessories. It also covers mirrorless interchangeable-lens systems and the transition from film to digital photography.",
  "keywords": [
    "single-lens reflex camera",
    "digital SLR",
    "full-frame sensor",
    "lens mount",
    "shutter mechanism",
    "autofocus",
    "mirrorless camera",
    "crop factor",
    "35mm film",
    "interchangeable lenses",
    "viewfinder",
    "exposure metering"
  ],
  "neighboring_domains": [
    "Photography equipment",
    "Camera technology",
    "Optical engineering",
    "Digital imaging",
    "Photographic history"
  ],
  "ambiguity_note": "The cluster includes both historical film-based systems and modern digital systems, which may cause some overlap with adjacent domains like general photography equipment or digital imaging."
}
```


EuroLeague
FIBA European League
basketball clubs
national teams
European championships
Final Four
FIBA EuroCup
ULEB Cup
team history
European basketball tournaments
national team qualification
3x3 basketball

sports history
international sports leagues
team sports
European sports organizations
basketball player profiles

```json
{
  "label": "European Basketball Competitions",
  "summary": "This cluster focuses on various basketball competitions and teams in Europe, including club and national team events, historical seasons, and notable achievements in European basketball leagues and tournaments.",
  "keywords": [
    "EuroLeague",
    "FIBA European League",
    "basketball clubs",
    "national teams",
    "European championships",
    "Final Four",
    "FIBA EuroCup",
    "ULEB Cup",
    "team history",
    "European basketball tournaments",
    "national team qualification",
    "3x3 basketball"
  ],
  "neighboring_domains": [
    "sports history",
    "international sports leagues",
    "team sports",
    "European sports organizations",
    "basketball player profiles"
  ],
  "ambiguity_note": "While the cluster centers on European basketball, it includes a mix of club and national team events, as well as some 3x3 basketball, which may blur the boundaries of the main theme."
}
```


television reviews
episode critiques
character development
narrative structure
critic reception
TV series analysis
plot progression
audience ratings
season finales
show performance
critique scores
TV show evaluation

entertainment journalism
TV show production
pop culture analysis
media criticism
television ratings

```json
{
  "label": "Television Episode Reviews",
  "summary": "This cluster consists of reviews and critiques of individual television episodes across various series, focusing on narrative structure, character development, audience reception, and critical reception. The content reflects a central theme of analyzing and evaluating the quality and impact of TV episodes.",
  "keywords": [
    "television reviews",
    "episode critiques",
    "character development",
    "narrative structure",
    "critic reception",
    "TV series analysis",
    "plot progression",
    "audience ratings",
    "season finales",
    "show performance",
    "critique scores",
    "TV show evaluation"
  ],
  "neighboring_domains": [
    "entertainment journalism",
    "TV show production",
    "pop culture analysis",
    "media criticism",
    "television ratings"
  ],
  "ambiguity_note": "While the cluster centers on TV episode reviews, some variation exists in the types of shows and the depth of critique, ranging from highly praised episodes to mixed or negative assessments."
}
```


haunted house
demonic possession
cursed object
spirit haunting
supernatural horror
possession ritual
ghostly apparition
occult ritual
haunting trauma
evil entity
curse
psychological horror

Psychological Thrillers
Occult and Ritual Horror
Family Trauma and Abuse
Apocalyptic and Post-Apocalyptic Horror
Satanic Panic and Cult Horror

```json
{
  "label": "Supernatural Horror and Haunting",
  "summary": "This cluster centers on supernatural horror and haunting themes, often involving demonic possession, cursed objects, and haunted locations. The narratives typically feature characters encountering malevolent spirits, curses, or otherworldly forces that lead to violence, psychological distress, or death.",
  "keywords": [
    "haunted house",
    "demonic possession",
    "cursed object",
    "spirit haunting",
    "supernatural horror",
    "possession ritual",
    "ghostly apparition",
    "occult ritual",
    "haunting trauma",
    "evil entity",
    "curse",
    "psychological horror"
  ],
  "neighboring_domains": [
    "Psychological Thrillers",
    "Occult and Ritual Horror",
    "Family Trauma and Abuse",
    "Apocalyptic and Post-Apocalyptic Horror",
    "Satanic Panic and Cult Horror"
  ],
  "ambiguity_note": "While the cluster is centered on supernatural horror, some passages blend elements of psychological trauma, family dysfunction, and real-world violence, creating a mixed thematic space."
}
```


American football
NFL
CFL
undrafted free agent
college football
high school football
running back
linebacker
defensive back
track and field
career history
athletic achievements

College sports
Professional sports careers
High school athletics
Gridiron football
Multi-sport athletes

```json
{
  "label": "American Football Players",
  "summary": "This cluster consists of biographical passages about American football players, primarily focusing on their professional careers in leagues such as the NFL and CFL, college football backgrounds, and high school achievements.",
  "keywords": ["American football", "NFL", "CFL", "undrafted free agent", "college football", "high school football", "running back", "linebacker", "defensive back", "track and field", "career history", "athletic achievements"],
  "neighboring_domains": ["College sports", "Professional sports careers", "High school athletics", "Gridiron football", "Multi-sport athletes"],
  "ambiguity_note": "While the cluster centers on American football players, some variation exists in the leagues and positions represented, and a few entries include brief mentions of legal or personal issues."
}
```


Abstract Expressionism
Minimalism
Pop Art
Surrealism
Geometric Abstraction
Color Field Painting
Hard-edge Painting
Monochrome Painting
Conceptual Art
Dada
Shaped Canvas
20th-century Art

Modern Art History
Contemporary Art
Art Theory and Criticism
Visual Culture Studies
Art and Technology

```json
{
  "label": "20th Century Art Movements",
  "summary": "This cluster centers on the evolution and diversity of 20th-century art, including movements such as Abstract Expressionism, Minimalism, Pop Art, and Surrealism. It explores the transition from figurative to abstract styles, the influence of technology and philosophy on artistic expression, and the development of new forms like monochrome painting and shaped canvases.",
  "keywords": [
    "Abstract Expressionism",
    "Minimalism",
    "Pop Art",
    "Surrealism",
    "Geometric Abstraction",
    "Color Field Painting",
    "Hard-edge Painting",
    "Monochrome Painting",
    "Conceptual Art",
    "Dada",
    "Shaped Canvas",
    "20th-century Art"
  ],
  "neighboring_domains": [
    "Modern Art History",
    "Contemporary Art",
    "Art Theory and Criticism",
    "Visual Culture Studies",
    "Art and Technology"
  ],
  "ambiguity_note": "The cluster spans multiple overlapping movements and styles, with some passages touching on broader themes like art and technology or cross-cultural influences, which may introduce some thematic variation."
}
```


sailing dinghies
yacht racing
boat design
America's Cup
sailing classes
sailboat construction
competitive sailing
sailing regattas
sailing yacht
dinghy racing
sailing history
sailing clubs

Marine engineering
Sports and recreation
Historical maritime events
Nautical design
Ocean racing

```json
{
  "label": "Sailing Boats and Dinghies",
  "summary": "This cluster focuses on various types of sailing boats and dinghies, including their design, construction, racing, and historical significance. It includes references to specific models, designers, and competitive sailing events.",
  "keywords": [
    "sailing dinghies",
    "yacht racing",
    "boat design",
    "America's Cup",
    "sailing classes",
    "sailboat construction",
    "competitive sailing",
    "sailing regattas",
    "sailing yacht",
    "dinghy racing",
    "sailing history",
    "sailing clubs"
  ],
  "neighboring_domains": [
    "Marine engineering",
    "Sports and recreation",
    "Historical maritime events",
    "Nautical design",
    "Ocean racing"
  ],
  "ambiguity_note": "While the cluster centers on sailing boats and dinghies, some passages touch on broader topics like yacht racing events and historical yachts, creating a slight overlap with adjacent domains."
}
```


local government
provincial executive
administrative divisions
municipal councils
governor
electoral processes
executive councils
territorial administration
subnational governance
county councils
governance structures
regional administration

Political systems
Public administration
Decentralization
Municipal law
Regional governance

```json
{
  "label": "Local and Provincial Government Structures",
  "summary": "This cluster focuses on the structures and functions of local and provincial governments across various countries, including the roles of elected councils, executive bodies, and administrative divisions. It highlights how governance is organized at subnational levels, with attention to electoral processes, administrative responsibilities, and the relationship between central and local authorities.",
  "keywords": [
    "local government",
    "provincial executive",
    "administrative divisions",
    "municipal councils",
    "governor",
    "electoral processes",
    "executive councils",
    "territorial administration",
    "subnational governance",
    "county councils",
    "governance structures",
    "regional administration"
  ],
  "neighboring_domains": [
    "Political systems",
    "Public administration",
    "Decentralization",
    "Municipal law",
    "Regional governance"
  ],
  "ambiguity_note": "The cluster includes a mix of specific national examples and more general descriptions of governance structures, which may make it challenging to define a single, unified theme without acknowledging the variation in local systems."
}
```


Summary: This cluster focuses on townships in Ohio, detailing their populations, geographic locations, governance structures, and relationships with neighboring townships and states. It includes descriptions of specific townships, their establishment dates, and administrative roles such as boards of trustees and fiscal officers.

Ohio townships
local governance
population census
unincorporated areas
board of trustees
fiscal officer
geographic borders
village communities
administrative divisions
Ohio River proximity
township establishment
trustee elections

Ohio geography
local government structures
demographic statistics
regional history
riverine communities

While the cluster centers on Ohio townships, some variation exists in the specific townships described and their unique features, which may overlap with broader topics like regional history or riverine communities.


Taiwanese singer
actor
TV host
Mandopop
Cantopop
entertainment industry
Asia
celebrity
music career
family background
stage name
variety show

Music industry
Television and film
Cultural figures
Asia-Pacific celebrities
Media personalities

```json
{
  "label": "Taiwanese and Asian Entertainers",
  "summary": "This cluster centers on profiles of prominent entertainers from Taiwan and other parts of Asia, including singers, actors, and television hosts. The content highlights their careers, family backgrounds, and cultural contributions.",
  "keywords": ["Taiwanese singer", "actor", "TV host", "Mandopop", "Cantopop", "entertainment industry", "Asia", "celebrity", "music career", "family background", "stage name", "variety show"],
  "neighboring_domains": ["Music industry", "Television and film", "Cultural figures", "Asia-Pacific celebrities", "Media personalities"],
  "ambiguity_note": "Some entries overlap with broader entertainment topics and may include mixed regional or genre affiliations."
}
```


USS Kankakee
USS Reclaimer
USS Serapis
USS Montour
USS Lehigh
USS Siskin
USS Midway
USS Talita
USS Leon
USS Hansford
USS LST-380
USS Fayette

Military history
Naval vessels
World War II
Shipbuilding
Maritime logistics

```json
{
  "label": "U.S. Navy World War II Ships",
  "summary": "This cluster contains information about various United States Navy ships that served during World War II, including fleet oilers, attack transports, cargo ships, and other specialized vessels. The passages describe their construction, commissioning, service history, and eventual decommissioning or disposal.",
  "keywords": [
    "USS Kankakee",
    "USS Reclaimer",
    "USS Serapis",
    "USS Montour",
    "USS Lehigh",
    "USS Siskin",
    "USS Midway",
    "USS Talita",
    "USS Leon",
    "USS Hansford",
    "USS LST-380",
    "USS Fayette"
  ],
  "neighboring_domains": [
    "Military history",
    "Naval vessels",
    "World War II",
    "Shipbuilding",
    "Maritime logistics"
  ],
  "ambiguity_note": "While the cluster centers on U.S. Navy ships from World War II, some entries include post-war service or mention ships that were later repurposed or renamed, introducing some variation in focus."
}
```


Thoroughbred racehorse
breeding farms
Kentucky Derby
Triple Crown
Hall of Fame
stallion
racing achievements
Calumet Farm
Three Chimneys Farm
champion horses
bloodlines
racing history

horseracing history
animal breeding
sports achievements
equestrian sports
American sports culture

```json
{
  "label": "Thoroughbred Racing and Breeding",
  "summary": "This cluster focuses on Thoroughbred racehorses, their breeding, racing achievements, and notable figures in the industry. It includes information on champion horses, their lineage, major races like the Kentucky Derby, and influential farms and breeders.",
  "keywords": [
    "Thoroughbred racehorse",
    "breeding farms",
    "Kentucky Derby",
    "Triple Crown",
    "Hall of Fame",
    "stallion",
    "racing achievements",
    "Calumet Farm",
    "Three Chimneys Farm",
    "champion horses",
    "bloodlines",
    "racing history"
  ],
  "neighboring_domains": [
    "horseracing history",
    "animal breeding",
    "sports achievements",
    "equestrian sports",
    "American sports culture"
  ],
  "ambiguity_note": "While the cluster centers on Thoroughbred racing and breeding, some entries touch on related areas like show jumping and eventing, introducing slight thematic variation."
}
```


business schools
university rankings
QS World University Rankings
Times Higher Education
Shanghai Ranking
academic programs
management education
international accreditation
research output
global business education
higher education institutions
business school programs

Higher Education Systems
Academic Research and Publications
International Education Rankings
Management and Economics Education
University Accreditations

```json
{
  "label": "Business Schools and University Rankings",
  "summary": "This cluster focuses on business schools and their rankings across various global university ranking systems. It includes information about specific institutions, their academic programs, international accreditations, and performance in disciplines such as business administration, management, and economics.",
  "keywords": [
    "business schools",
    "university rankings",
    "QS World University Rankings",
    "Times Higher Education",
    "Shanghai Ranking",
    "academic programs",
    "management education",
    "international accreditation",
    "research output",
    "global business education",
    "higher education institutions",
    "business school programs"
  ],
  "neighboring_domains": [
    "Higher Education Systems",
    "Academic Research and Publications",
    "International Education Rankings",
    "Management and Economics Education",
    "University Accreditations"
  ],
  "ambiguity_note": "While the cluster centers on business schools and rankings, some passages touch on broader university rankings and non-business disciplines, introducing slight thematic overlap."
}
```


audio equalization
filter design
frequency response
modulation techniques
signal distortion
envelope detection
phase-sensitive detection
audio filters
bandwidth control
pulse wave generation
intermodulation
crest factor

Radio Frequency (RF) Engineering
Digital Signal Processing
Acoustics
Communication Systems
Electronic Circuit Design

```json
{
  "label": "Audio Signal Processing",
  "summary": "This cluster focuses on techniques and components used in the manipulation and analysis of audio signals, including filtering, modulation, equalization, and distortion. It covers both analog and digital methods for shaping frequency responses, managing signal dynamics, and improving signal clarity.",
  "keywords": [
    "audio equalization",
    "filter design",
    "frequency response",
    "modulation techniques",
    "signal distortion",
    "envelope detection",
    "phase-sensitive detection",
    "audio filters",
    "bandwidth control",
    "pulse wave generation",
    "intermodulation",
    "crest factor"
  ],
  "neighboring_domains": [
    "Radio Frequency (RF) Engineering",
    "Digital Signal Processing",
    "Acoustics",
    "Communication Systems",
    "Electronic Circuit Design"
  ],
  "ambiguity_note": "While the cluster centers on audio signal processing, some content overlaps with broader signal processing and RF modulation, introducing a degree of thematic overlap."
}
```


British Rail
locomotive classes
multiple units
diesel-electric
diesel-hydraulic
electric trains
Class 43 HST
Class 40
Class 143 Pacer
Class 323
Class 117
Class 48

Railway Engineering
Transport History
Railway Preservation
Public Transport Systems
British Transport Infrastructure

```json
{
  "label": "British Rail Locomotive and Train Classes",
  "summary": "This cluster focuses on various classes of British Rail locomotives and train units, detailing their technical specifications, service histories, reclassifications, and eventual withdrawals or preservation. It includes diesel-electric, diesel-hydraulic, and electric multiple units, as well as departmental and shunting locomotives.",
  "keywords": [
    "British Rail",
    "locomotive classes",
    "multiple units",
    "diesel-electric",
    "diesel-hydraulic",
    "electric trains",
    "Class 43 HST",
    "Class 40",
    "Class 143 Pacer",
    "Class 323",
    "Class 117",
    "Class 48"
  ],
  "neighboring_domains": [
    "Railway Engineering",
    "Transport History",
    "Railway Preservation",
    "Public Transport Systems",
    "British Transport Infrastructure"
  ],
  "ambiguity_note": "While the cluster centers on British Rail train classes, some entries overlap with broader topics like railway electrification and preservation efforts, introducing a degree of thematic variation."
}
```


artillery
field gun
howitzer
anti-tank gun
railway gun
World War I
World War II
ammunition
carriage
recoil system
muzzle brake
military modifications

military history
weapon design
artillery tactics
military engineering
combat technology

```json
{
  "label": "Artillery Weapons and Systems",
  "summary": "This cluster focuses on various types of artillery weapons and systems used primarily during World War I and World War II, including field guns, howitzers, anti-tank guns, and railway guns. It covers their design, modifications, usage, and adaptations by different military forces.",
  "keywords": [
    "artillery",
    "field gun",
    "howitzer",
    "anti-tank gun",
    "railway gun",
    "World War I",
    "World War II",
    "ammunition",
    "carriage",
    "recoil system",
    "muzzle brake",
    "military modifications"
  ],
  "neighboring_domains": [
    "military history",
    "weapon design",
    "artillery tactics",
    "military engineering",
    "combat technology"
  ],
  "ambiguity_note": "Some passages overlap with broader military technology or specific weapon systems, and the cluster includes both general artillery descriptions and highly specialized examples, which may blur the central theme."
}
```


Islamic scholars
Sufi mystics
South Asian Islam
Quranic scholars
Hadith scholars
Sufi orders
Urdu poets
Islamic reformers
Pakistan Movement
Sufi lineages
Religious orators
Islamic education

South Asian history
Sufism
Urdu literature
Islamic theology
Colonial and post-colonial South Asia

```json
{
  "label": "South Asian Islamic Scholars and Sufis",
  "summary": "This cluster centers on prominent Islamic scholars, Sufi mystics, and religious figures from South Asia, particularly India and Pakistan, who contributed to Islamic education, Sufi traditions, and cultural or political movements during the colonial and post-colonial periods.",
  "keywords": [
    "Islamic scholars",
    "Sufi mystics",
    "South Asian Islam",
    "Quranic scholars",
    "Hadith scholars",
    "Sufi orders",
    "Urdu poets",
    "Islamic reformers",
    "Pakistan Movement",
    "Sufi lineages",
    "Religious orators",
    "Islamic education"
  ],
  "neighboring_domains": [
    "South Asian history",
    "Sufism",
    "Urdu literature",
    "Islamic theology",
    "Colonial and post-colonial South Asia"
  ],
  "ambiguity_note": "While the cluster is centered on Islamic scholars and Sufis, some entries include literary or political contributions, creating a slight overlap with adjacent domains like Urdu literature and South Asian political history."
}
```


marriage
divorce
aristocracy
high society
personal relationships
family dynamics
artists
intellectuals
social circles
international settings
cultural figures
personal history

biographical literature
social history
European aristocracy
20th-century cultural figures
family and marriage studies

```json
{
  "label": "Prominent Individuals and Their Marriages",
  "summary": "This cluster centers on notable individuals, primarily from aristocratic, artistic, or intellectual backgrounds, with a focus on their personal lives, particularly their marriages, divorces, and family dynamics. The passages highlight the social and cultural contexts of their relationships, often involving high society, international settings, and significant personal transformations.",
  "keywords": [
    "marriage",
    "divorce",
    "aristocracy",
    "high society",
    "personal relationships",
    "family dynamics",
    "artists",
    "intellectuals",
    "social circles",
    "international settings",
    "cultural figures",
    "personal history"
  ],
  "neighboring_domains": [
    "biographical literature",
    "social history",
    "European aristocracy",
    "20th-century cultural figures",
    "family and marriage studies"
  ],
  "ambiguity_note": "While the cluster is centered on personal relationships and marriages, some passages include broader biographical details, making the focus occasionally less precise."
}
```


Pennsylvania school districts
academic performance
reading achievement
mathematics skills
science understanding
Keystone Exams
PSSAs
AYP status
student proficiency
public school evaluation
education metrics
school improvement

Education policy
School accountability
Standardized testing
Public school systems
Student achievement metrics

```json
{
  "label": "Pennsylvania School District Academic Performance",
  "summary": "This cluster focuses on the academic performance of various Pennsylvania school districts, particularly in reading, mathematics, and science. It includes data on student achievement levels, standardized test results, and school progress status under the Pennsylvania Department of Education's evaluation system.",
  "keywords": [
    "Pennsylvania school districts",
    "academic performance",
    "reading achievement",
    "mathematics skills",
    "science understanding",
    "Keystone Exams",
    "PSSAs",
    "AYP status",
    "student proficiency",
    "public school evaluation",
    "education metrics",
    "school improvement"
  ],
  "neighboring_domains": [
    "Education policy",
    "School accountability",
    "Standardized testing",
    "Public school systems",
    "Student achievement metrics"
  ],
  "ambiguity_note": "While the cluster centers on Pennsylvania school district performance, some variation exists in the specific metrics and years referenced, which may reflect different reporting periods or district-specific challenges."
}
```


NCAA Men's Ice Hockey Tournament
CHA Men's Ice Hockey Tournament
college hockey
tournament structure
automatic bid
Frozen Four
single-elimination
conference tournaments
college sports
Division I
ice hockey history
NCAA championships

college sports history
ice hockey leagues
sports tournament organization
NCAA athletics
American sports events

```json
{
  "label": "NCAA Men's Ice Hockey Tournaments",
  "summary": "This cluster focuses on historical accounts of NCAA and CHA men's ice hockey tournaments, detailing tournament structures, participating teams, locations, and outcomes, particularly emphasizing the qualification process for the NCAA Division I Men's Ice Hockey Tournament.",
  "keywords": [
    "NCAA Men's Ice Hockey Tournament",
    "CHA Men's Ice Hockey Tournament",
    "college hockey",
    "tournament structure",
    "automatic bid",
    "Frozen Four",
    "single-elimination",
    "conference tournaments",
    "college sports",
    "Division I",
    "ice hockey history",
    "NCAA championships"
  ],
  "neighboring_domains": [
    "college sports history",
    "ice hockey leagues",
    "sports tournament organization",
    "NCAA athletics",
    "American sports events"
  ],
  "ambiguity_note": "Some variation exists in the level of detail and focus across passages, with a few entries overlapping between NCAA and CHA tournaments, and some covering broader season contexts."
}
```


syntax
binding theory
morphology
phonemes
functional categories
bracketing
grammaticality
language use
linguistic performance
double articulation
constituents
cognitive processing

Cognitive linguistics
Semiotics
Psycholinguistics
Computational linguistics
Sociolinguistics

```json
{
  "label": "Linguistic Structures and Syntax",
  "summary": "This cluster focuses on the structural and syntactic aspects of language, including the rules governing word formation, sentence structure, and the relationships between linguistic elements such as pronouns, morphemes, and phonemes. It explores theoretical frameworks like binding theory, bracketing, and functional categories, as well as the cognitive and sociolinguistic factors influencing language use and processing.",
  "keywords": [
    "syntax",
    "binding theory",
    "morphology",
    "phonemes",
    "functional categories",
    "bracketing",
    "grammaticality",
    "language use",
    "linguistic performance",
    "double articulation",
    "constituents",
    "cognitive processing"
  ],
  "neighboring_domains": [
    "Cognitive linguistics",
    "Semiotics",
    "Psycholinguistics",
    "Computational linguistics",
    "Sociolinguistics"
  ],
  "ambiguity_note": "While the cluster centers on linguistic structure and syntax, some passages touch on broader topics like language acquisition and cognitive processing, introducing a degree of overlap with adjacent domains."
}
```


FIFA World Cup
Italy national team
penalty shootouts
South American teams
match outcomes
key players
quarter-finals
semi-finals
goalkeepers
tactical decisions
controversial moments
team rivalries

European football history
sports analytics
football player biographies
international sports events
sports psychology and performance

```json
{
  "label": "World Cup Football Matches and Outcomes",
  "summary": "This cluster focuses on the outcomes and key moments of World Cup football matches, particularly involving teams from South America, Italy, and other European nations. It includes detailed accounts of matches, penalty shootouts, and notable players who influenced the results.",
  "keywords": [
    "FIFA World Cup",
    "Italy national team",
    "penalty shootouts",
    "South American teams",
    "match outcomes",
    "key players",
    "quarter-finals",
    "semi-finals",
    "goalkeepers",
    "tactical decisions",
    "controversial moments",
    "team rivalries"
  ],
  "neighboring_domains": [
    "European football history",
    "sports analytics",
    "football player biographies",
    "international sports events",
    "sports psychology and performance"
  ],
  "ambiguity_note": "While the cluster centers on World Cup match outcomes, it occasionally overlaps with broader topics like player biographies and sports controversies, making some boundaries fuzzy."
}
```


Conservative Party
Member of Parliament
British politics
Cabinet minister
General election
Political career
Life peer
Parliamentary roles
Margaret Thatcher era
Political biography
UK government
Political leadership

Labour Party politicians
UK political history
Parliamentary procedures
British political figures
Political memoirs

```json
{
  "label": "British Conservative Politicians",
  "summary": "This cluster consists of biographical passages about prominent British Conservative Party politicians, detailing their political careers, parliamentary roles, and key positions held during the late 20th and early 21st centuries.",
  "keywords": [
    "Conservative Party",
    "Member of Parliament",
    "British politics",
    "Cabinet minister",
    "General election",
    "Political career",
    "Life peer",
    "Parliamentary roles",
    "Margaret Thatcher era",
    "Political biography",
    "UK government",
    "Political leadership"
  ],
  "neighboring_domains": [
    "Labour Party politicians",
    "UK political history",
    "Parliamentary procedures",
    "British political figures",
    "Political memoirs"
  ],
  "ambiguity_note": "While the cluster centers on Conservative politicians, a few entries include brief mentions of cross-party interactions or independent/liberal affiliations, adding some thematic variation."
}
```


opera
theater
audience reaction
libretto
musical comedy
stage performance
critical reception
directorial influence
comic opera
dramatic structure
theatrical production
performance style

musicology
theater history
performance criticism
dramatic literature
cultural studies

```json
{
  "label": "Theatrical and Operatic Performances",
  "summary": "This cluster centers on theatrical and operatic works, including their critical reception, audience reactions, and artistic techniques. It includes discussions of librettos, staging, musical styles, and the influence of directors and performers on the interpretation of these works.",
  "keywords": [
    "opera",
    "theater",
    "audience reaction",
    "libretto",
    "musical comedy",
    "stage performance",
    "critical reception",
    "directorial influence",
    "comic opera",
    "dramatic structure",
    "theatrical production",
    "performance style"
  ],
  "neighboring_domains": [
    "musicology",
    "theater history",
    "performance criticism",
    "dramatic literature",
    "cultural studies"
  ],
  "ambiguity_note": "While the cluster is centered on theatrical and operatic works, some passages touch on broader themes like audience behavior and artistic philosophy, which may overlap with adjacent domains."
}
```


watercolour painting
British landscape art
19th-century artists
Royal Academy exhibitions
artistic techniques
British scenery
art collections
painting schools
figurative art
art history
English countryside
artistic influences

British art history
European painting traditions
art education and institutions
Victorian art
natural scenery depiction

```json
{
  "label": "British Watercolour and Landscape Painting",
  "summary": "This cluster centers on British artists known for their work in watercolour and landscape painting, particularly during the 18th and 19th centuries. The passages highlight their techniques, exhibitions, notable works, and contributions to the development of British art, with a focus on natural and architectural subjects.",
  "keywords": [
    "watercolour painting",
    "British landscape art",
    "19th-century artists",
    "Royal Academy exhibitions",
    "artistic techniques",
    "British scenery",
    "art collections",
    "painting schools",
    "figurative art",
    "art history",
    "English countryside",
    "artistic influences"
  ],
  "neighboring_domains": [
    "British art history",
    "European painting traditions",
    "art education and institutions",
    "Victorian art",
    "natural scenery depiction"
  ],
  "ambiguity_note": "While the cluster is centered on British watercolour and landscape painting, some passages touch on related genres such as portraiture, still life, and genre scenes, introducing a degree of thematic variation."
}
```