I need some help with these questions for my Real Estate Principles class

Answer the following questions using at least 5 complete sentences each. 1. Scenario 1: Tom conveys the ownership of his house to his grandfather and stipulates that upon his death he will recapture ownership. Scenario 2: Tom conveys the ownership of his house to his grandfather and stipulates that upon his death the ownership will pass to his uncle. Scenario 3: Tom conveys the ownership of his house to his grandfather with no other stipulation. a. What interests or estates are held by Tom's grandfather and Tom respectively under each scenario? What are the defining characteristics of each of these rights? Use at least 3 full sentences. (6 points) 2. The road to John's hunting cabin is windy and long, and the shorter, more direct route is across Sam's land. John has used the more direct route for years and has never seen Sam. John is hoping to claim a specific right for this use very soon. What do you think this specific right will be and what are the necessary requirements for it? Do you think John has a potential to get it? Why? Why not? - -Use at least 3 full sentences. (6 points) 3. Compare and contrast the three concurrent ownerships. Use at least 8 complete sentences. (8 Points)