Complex sentence: It is not clear to me makes you believe that other titles should be discounted, and you have not demonstrated through policy, guideline or precedent that alternate names carry a "discounted" vote or shouldn't be considered in the close.
Split into simpler sentences: It is not clear to me what makes you believe that other titles shouldn't be considered. You have not demonstrated through policy, guideline or precedent that alternate names carry a "discounted" vote or shouldn't be considered in the close.