Property rights

As it is his self-acquired property, no one can object it.

A person have right to transfer/sale/bequeath and gift his self acquired Property to any one as per his choice during his lifetime,No one has right to make objection.Above gifted property can not be taken back.Find out whether property was gifted through registered feed or not ,if property has been gifted without registered deed then  legal heirs of deceased can challenge and recover back gifted property.