Complex sentence: In 1971 she became the first lesbian elected delegate to a major political convention-Democratic National Convention, Miami, McGovern and she addressed the convention on behalf of inclusion of a gay rights plank in the Democratic Platform.
Split into simpler sentences: In 1971 she became the first lesbian elected a delegate to a major political convention-Democratic National Convention in Miami. George McGovern and she addressed the convention on behalf of inclusion of a gay rights plank in the Democratic Platform.