p(A | Z) = ξ null

We sincerely thank all reviewers for their valuable comments. Our responses to the comments are listed below. If we understand it correctly, "the approximate posterior in If so, we do consider the effects of the KL term in the proof. Does Claim 4.1 rely on a specific distribution (q1 under As for Gaussian variables (the case in VGAE), we are not sure if the claim still holds. We agree sometimes it might be hard to follow and we shall add the details in the revision.