[SPACE UNDERTAKING OF THE RUSSIANS BELYAYEV AND LEONOV AND THAT OF THE AMERICANS GRISSOM AND YOUNG].
D005006:Ethnicity; D006801:Humans; D012426:Russia; D014481:United States; D044465:White People
'IMPRESA SPAZIALE DEI RUSSI BELYAYEV E LEONOV E QUELLA DEGLI STATUNITENSI GRISSOM E YOUNG.