Complex sentence: The term came to be used in this context in Mobile, Alabama, where mystic societies give formal masquerade balls, known as bal masqués, which are almost always invitation only and are oriented to adults.
Split into simpler sentences: The term came to be used in this context in Mobile, Alabama. Mystic societies in Mobile give formal masquerade balls, known as bal masqués, which are almost always invitation only and are oriented to adults.