what to do after beating 7th gym in soulsilver?
['Go to the radio tower and run off team rocket. ... ', 'Fight off team rocket in the radio tower in goldenrod. ... ', 'Go up to the Lake of Rage, fight and KO/capture the Red Gyarados in the center-ish of the lake, Surf back down to the shore, and a certain someone will be waiting for you to further the plot.']