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second-order class
Instances
Signs and symptoms
N 10%
Indications of a specific illness, including psychiatric
class of disease
N 20%
disease as a first-order metaclass. To be used as P31 values for all disease classes. Its instances are classes (e.g., cancer)
type of sport
N? 25%
specific sport. Do not use with P279 (subclass of)
Car model
N? 32%
Industrial automobile model
vehicle model
N? 32%
specific vehicle design of which all instances are produced to identical specifications
type of organisation
N? 44%
form of social organisation defined by the structure of the relationship between its members, or between other organizations
branch of pseudoscience
Y? 50%
discipline which is claimed to be scientific, but fails to meet the criteria of a science
type of meteorological phenomenon
Y? 54%
metaclass; instances of this item are classes representing common weather phenomena
group of fictional characters
Y? 55%
set of fictional characters
drink brand
Y? 56%
brand name used for beverages
legal form
Y? 58%
type of legal entity within certain legal system
class of anatomical entity
Y? 64%
anatomical entity as a first-order metaclass. To be used as P31 values for all anatomical structure classes. Its instances are classes (e.g. heart)
First-order class
Y? 65%
class containing as instances all classes whose instances are individuals and not classes
branch of computer science
Y? 68%
type of manufactured good
Y? 70%
first-order metaclass
occupation
Y? 71%
label applied to a person based on an activity they participate in
Profession
Y? 73%
Vocation founded upon specialized educational training
Chemical element
Y 75%
Chemical substance not composed of simpler ones
product model
Y 78%
class of manufactured objects of similar design sold under a specific brand
food brand
Y 78%
brand name used for food
Film genre
Y 80%
Classification of films based on similarities in narrative elements
television genre
Y 81%
type of genre
Areas of mathematics
Y 82%
grouping by subject of mathematics
List of pasta
Y 83%
metaclass of pasta
fictional species
Y 83%
species that only exists in fiction; for individual fictional organisms, use Q30017383
Chemical compound
Y 84%
Substance composed of multiple elements that are chemically bonded
organ type
Y 85%
metaclass for collections of tissues joined as a structural unit that serves a common function
group or class of agricultural products
Y 87%
metaclass for farm-produced goods
group or class of physical objects
Y 88%
group or class of organisms
Y 88%
group of organisms