Complex sentence: The event was initiated and organised by the Gay and Lesbian Organisation of the Witwatersrand (GLOW), and the crowd was addressed by LGBT activists Beverly Ditsie, Simon Nkoli and Edwin Cameron, and gay Dutch Reformed Church minister Hendrik Pretorius.
Split into simpler sentences: The event was initiated and organised by the Gay and Lesbian Organisation of the Witwatersrand (GLOW). The crowd was addressed by LGBT activists Beverly Ditsie, Simon Nkoli and Edwin Cameron, and gay Dutch Reformed Church minister Hendrik Pretorius.