@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/masturbation>
  skos:prefLabel "masturbation"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/premarital_sex>
  skos:prefLabel "premarital sex"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/physical_and_biological_development>
  skos:prefLabel "physical and biological development"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/celibacy>
  skos:prefLabel "celibacy"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/HIV_serosorting>
  skos:prefLabel "HIV serosorting"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/sexual_activity>
  skos:narrower <https://concepts.sagepub.com/social-science/concept/sexuality>, <https://concepts.sagepub.com/social-science/concept/courtship>, <https://concepts.sagepub.com/social-science/concept/homosexuality>, <https://concepts.sagepub.com/social-science/concept/extramarital_relations>, <https://concepts.sagepub.com/social-science/concept/heterosexuality>, <https://concepts.sagepub.com/social-science/concept/sexual_abstinence>, <https://concepts.sagepub.com/social-science/concept/gender_roles>, <https://concepts.sagepub.com/social-science/concept/unsafe_sex>, <https://concepts.sagepub.com/social-science/concept/transsexualism>, <https://concepts.sagepub.com/social-science/concept/soliciting>, <https://concepts.sagepub.com/social-science/concept/sexual_harassment>, <https://concepts.sagepub.com/social-science/concept/safe_sex>, <https://concepts.sagepub.com/social-science/concept/prostitution>, <https://concepts.sagepub.com/social-science/concept/bisexuality>, <https://concepts.sagepub.com/social-science/concept/incest>, <https://concepts.sagepub.com/social-science/concept/premarital_sex>, <https://concepts.sagepub.com/social-science/concept/coitus>, <https://concepts.sagepub.com/social-science/concept/masturbation>, <https://concepts.sagepub.com/social-science/concept/promiscuity>, <https://concepts.sagepub.com/social-science/concept/celibacy>, <https://concepts.sagepub.com/social-science/concept/HIV_serosorting> ;
  skos:definition "Adolescence is characterized as a period of rapid growth involving dramatic change. This stage of development begins with puberty and involves many physical, cognitive, and emotional changes that mark the shift from childhood to adulthood. [Source: <a href=\"https://sk.sagepub.com/reference/humandevelopment/n560.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Human Development; Sexual Activity</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/physical_and_biological_development>, <https://concepts.sagepub.com/social-science/concept/behavior_(psychology)> ;
  skos:prefLabel "sexual activity"@en ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D012725.html> ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/coitus>
  skos:prefLabel "coitus"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/extramarital_relations>
  skos:prefLabel "extramarital relations"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/soliciting>
  skos:prefLabel "soliciting"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/heterosexuality>
  skos:prefLabel "heterosexuality"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/bisexuality>
  skos:prefLabel "bisexuality"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/incest>
  skos:prefLabel "incest"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/homosexuality>
  skos:prefLabel "homosexuality"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/transsexualism>
  skos:prefLabel "transsexualism"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/sexual_abstinence>
  skos:prefLabel "sexual abstinence"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/sexual_harassment>
  skos:prefLabel "sexual harassment"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/safe_sex>
  skos:prefLabel "safe sex"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/sexuality>
  skos:prefLabel "sexuality"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/unsafe_sex>
  skos:prefLabel "unsafe sex"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/behavior_(psychology)>
  skos:prefLabel "behavior (psychology)"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/promiscuity>
  skos:prefLabel "promiscuity"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/prostitution>
  skos:prefLabel "prostitution"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/gender_roles>
  skos:prefLabel "gender roles"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/concepts>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/sexual_activity> .

<https://concepts.sagepub.com/social-science/concept/courtship>
  skos:prefLabel "courtship"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/sexual_activity> .