docs: def origin_central_asia(origin):
      """\
      Returns if the origin is located in Central Asia.
  
      Holds true for the following countries:
          * Afghanistan
          * Kazakhstan
          * Kyrgyzstan
          * Tajikistan
          * Turkmenistan
          * Uzbekistan
  
      `origin`
          The origin to check.
      """
      return origin_afghanistan(origin) or origin_kazakhstan(origin) \
             or origin_kyrgyzstan(origin) or origin_tajikistan(origin) \
             or origin_turkmenistan(origin) or origin_uzbekistan(origin)