Complex sentence: This one-person advocacy group was dedicated to the elimination of "Dungeons and Dragons" and other such games, starting 1982, when her son Irving committed suicide, and continuing until her death in 1997.
Split into simpler sentences: This one-person advocacy group was dedicated to the elimination of "Dungeons & Dragons" and other such games. Pulling founded BADD in 1982 after her son Irving committed suicide; she continued her advocacy until her death in 1997.