South Melbourne beat Sydney United 5–4 on penalties after a 1–1 draw at Lakeside Stadium to stay top of Australian Championship Group A. South Melbourne came from behind to draw 1–1 before winning the shootout 5–4 to maintain their lead in Group A. South Melbourne claimed two valuable points on Friday night, overcoming Sydney United in a tense penalty shootout after a 1–1 draw at Lakeside Stadium.