Which means from you logic that after O controls the congress they are free to pass legislation, not just a resolution, defining a NBC to suit their political purposes..
At THIS point in the Natural Born Citizen "discussion" -- I dare them to try that ... I REALLY do!
Congress is not able to define the Constitutional term “natural-born citizen” or the requirements of such for the Presidency and the Vice Presidency, barring a Constitutional Convention.
Congres is, however, Constitutionally tasked with determining other citizenship matters, specifically naturalization.