Compassionate appointment under dying in harness rule

My brother was the employee of uppcl.He died in 2010 during his service period.He was unmarried at the time of death and that time I was the only dependent on him. But he didn't fill nominations form so they said to get succession certificate for compassionate appointment and others payments.According to uppcl under dying in harness rule dependent unmarried brother entitled to get compassionate appointment but there is require to have deceased employee should be unmarried so a mischievous female has submitted an application in the uppcl office on 2010 where she mentions her wife of my brother but my brother was never married to anyone.After file this application nobody came to prove that.Then I went to office to Approach the authorities with family certificate documents where my name is entitled.but they said to get succession certificate Then I have filed an appeal in district court to get succession certificate for compassionate appointment and others payments. Finally in the year of 2014 I have got succession certificate in my favour but the office babu are saying about that application again.The facts of this case what the mischievous male/female want she did perfectly and I have paid as ruined my four and half years.Right Now I am paying for it but how to fix this type of situation to prove my brother was unmarried at the time of death . he was just 25 years old. I just want to ask all the respected professionals that an application of any mischievous female can be considered her for legally weded wife of my brother without any evidence.from the date of filling application nobody came in office till today.Please guide me I will be so grateful to you sir already I have been got succession certificate in my favour that lady name is fake because what the address she mentions as same as my residence address By the help of RTI 2005 Act I have got that application where information says nobody have came not yet nor anyone did not submitted marriage related documents till now .other hand I have been got lic insurance payments, MF payment after death of My brother because there had registered nominations in my favour. Other hand my name is also registered in his salary a/c of PNB Bank. My parents died in 2005. And my brother died in 2010. So I was totally dependent on my brother. Please guide me respected sir/madam I have written all the true facts of the case and the crucial part is that succession certificate has been issued in my favour .