sentences:  In keeping with the tradition of motorcyclists' rejection of the norms of middle-class, middle-America, the Dykes on Bikes teach, by example, that women can be masculine and challenge the dominant sexual and cultural expectations of what a woman is and what she can do and achieve.The term "Dykes on Bikes" was coined at the first gathering of the 1976 San Francisco Pride parade.The connection between lesbians and motorcycles, however, existed before this official naming.