(1) Express the following sentences in First Order Logic (FOL): (a) There exists an element that is less than or equal to any element. (b) There is no element such that every element is greater than or equal to it. (c) Every person who likes John will come here. (d) Every person will come here, no matter whether he likes John or not. (e) Every chair is occupied by a single person. (f) Some chairs are shared by two children. (g) All chairs are either occupied or empty (not occupied).