IS THIS MARRIAGE VALID OR NO?????ANSWER PLS.....

i'm22 at d tym of marriage..actually only 1mos po p lng ako n 22 nun when i had d secret marriage dw.bcoz no parental consent on both sides.tska po d relationship is only 4mos when we got married.we have no kids,,and 5yrs separated..gusto ko po kc malamn para maifile ko na annulment.am just thinking kc san juan city hall was registered there in the NSO, but i'm residing in manila since birth..we did d marriage in manila also..so how can that be?is it null?i hope it is,,one more thing how can i know also if d name of the solemnizing officer is really valid to do the marriage?AND one more thing how will i knw if the marriage license is existing?or valid?it was already written in the NSO cert but i didn't check it yet..for we really didn't get dat one,we only present the birt cert,and dat's it.. wanted to check also for that...pls.pls..pls...tnx po in advance..it will be a great help!