Individual #Quaternary_period__Quaternary__Age_of_Man  last 2 million years
  instance of:  #geological_period
  part of:  #Cenozoic_era
  part:  #Holocene_epoch__Holocene__Recent_epoch  approximately the last 10,000 years
  part:  #Pleistocene_epoch__Pleistocene__Glacial_epoch  from 11 thousand to 2 millions years ago; extensive glaciation of N hemisphere; time of human evolution

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