X, Y and Z formed a universal partnership of all present property, with the following as their respective contribution:

X contributed his only property, a specific land.

Y contributed his only property, a specific building

Z contributed his only property, a specific car.

a.)Who is the owner of the things contributed?

b.)How about the profit or fruits realized?

c.)Suppose Y inherited another specific building from his deceased grandfather after the formation of the partnership, to whom shall it belong?