Well, trolling or not, it doesn't really matter. Whether there are "just" five or six women with better resumes than Federer is really not that interesting. Male/female comparisons are not usual in other sports either.
Male/male comparisons are also sketchy at best
Male and Female tennis comparisons
Serena would lose to any top 50 player in the ATP.
and according to me 16<17
First part would be completely irrelevant if this was a real discussion (and incorrect, since she would lose against everyone in the top 1000). And in that case I would be worried about the second part, because the chance she ends up with more Grand Slams than Federer is high