We are 2 children, myself and my elder brother, our mother expired in 2006 and my father married another woman in 2007, my father expired in 2008, I was living with my step mother in her house, My step mother does not have any other children, she expired 2 years back, currently my step-mother's sister has tresspassed the house and using it, Am I and my brother eligible for the property shares ? Any suggestion or help is much appreciated.