51.   Foreigners attending sessions at the Farm were known as black trainees.

52.   French is one of a class of languages known as the Romance languages.

53.   Furthermore, public-key cryptography can be used for sender authentication, known as digital signatures.

54.   Global warming is otherwise known as the greenhouse effect.

55.   Gorelick is known as a tough manager.

56.   Gores To form the hemispherical shape of the traditional cupped parachute, the surface is divided into what are known as gores.

57.   He became friendly with a young singer and dancer named Marguerite Angelos, later known as the writer Maya Angelou.

58.   He belongs to the family Salicaceae and is formally known as Populus alba.

59.   He berates his then-girlfriend, known only as Jackie, for taking much-needed breaks from caring for him.

60.   He had visited shanty settlements known as fa las owing to their resemblance, at a distance, to honeycombs.