John Was the Oldest of Three Boys

John was the oldest of three boys.John's mother was single,elderly,and owned her own home.Her primary concern was leaving her home to her children and minimizing taxes.John was an attorney and a certified public accountant.John told his mother that he would draw up a trust arrangement whereby she would live in the home as long as she was able to,and at that point (or upon her death if she lived in the home at that point),the home would be transferred to her three children,with John in charge of selling it,either to an outsider or to one of her three children.When his mother moved to an apartment,it was discovered that the trust transferred the house to John only.Discuss this situation.