Complex sentence: União do Vegetal (Centro Espírita Beneficente União do Vegetal or UDV) is a Christian religion based on the use of "Hoasca" (or Ayahuasca) in a program of spiritual evolution based on mental concentration and the search for self-knowledge.
Split into simpler sentences: União do Vegetal (Centro Espírita Beneficente União do Vegetal or UDV) is a spiritualist belief with Christian imaginary. It is based on the use of "Hoasca" (or Ayahuasca) in a program of spiritual evolution based on mental concentration and the search for self-knowledge.