#creation.beginning__conception  the event that occurred at the beginning of something; "from its creation the plan was doomed to failure"
  supertype:  beginning  the event consisting of the start of something: "the beginning of the war"
  subtype:  impregnation__fertilization__fertilisation__fecundation  creation by the union of sperm or pollen with an animal or plant or egg cell
     subtype:  pollination__pollenation  transfer of pollen from the anther to the stigma of a plant
        subtype:  cross-pollination.pollination__crosspollination  fertilization by transfer of pollen from the anthers of one flower to the stigma of another
        subtype:  self-pollination  fertilization by transfer of pollen from the anthers to the stigma of the same flower
     subtype:  cross-fertilization__crossfertilization__cross-fertilisation__crossfertilisation  fertilization by the union of male and female gametes from different individual of the same species
        subtype:  allogamy  cross-fertilization in plants
     subtype:  self-fertilization__self-fertilisation  fertilization by the union of male and female gametes from the same individual
        subtype:  autogamy  self-fertilization in plants
     subtype:  superfecundation  fertilization of two or more ova released during the same menstrual cycle by sperm from separate acts of coitus (especially by different males)
     subtype:  superfetation  fertilization of a second ovum after a pregnancy has begun; results in two fetuses of different ages in the uterus at the same time; "superfetation is normal in some animal species"

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