False FIR by father in law in divorce case

i filled a divorce case & my wife also filled that she want to stay with me. my cross examination overed. My father in law filled a false fir of assaulting (under political influence) against me n my father and prepared a fake witness while MLC was normal. During incident time i was at railway station n father was at home and during incident time duration i received/called many persons. we wrote to SP,IG,DIG for fair enquiry and to trace our location by mobile. now case in court.sir can i request in court to trace our location during incident time or what else cn do?