two decesed parents verbally stated to their 4 children that they have made a will declaring how their estate would be split 4 ways. one has already received his property. on is spposed to get the home and rental property. the other two siblings receiving equal parts of land. can 3 of the siblings get together and deceide to sell/give the home and rental property to the one that has already received his property? without the siblings knowledge that is supposed to be the one to receive the home and rental property? before reading the will. they were all ol how said property would be split before the 2 parents died.