sentences:  Gregory P. Tschebotarioff
  
  Gregory P. Tschebotarioff, (February 28, 1899 – 1985), was a Russian-born civil engineer and prolific author.His memoir "Russia, My Native Land" recounted his experiences as a boy and young man in Russia, where he served in the military during World War I.
  
  Tschebotarioff was born in Pavlovsk, Russia, the son of Porphyry Grigorievich Chebotarev (1873–1920), an officer of the Don Cossack Guard Battery stationed at Pavlovsk, and his wife Valentina Ivanovna, the daughter of a former Army doctor.