Input (grade 11): Nuclear testing at the Nevada Test Site began with a one-kiloton (4 terajoule) bomb dropped on Frenchman Flat on January 27, 1951.
Output (grade 7): Nuclear testing at the Nevada Test Site began with a one-kiloton (4 terajoule) bomb. This bomb was dropped on Frenchman Flat on January 27, 1951.