What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_1, if x_1 plays squash, then x_1 is happy. For all x_1, if x_1 were happy, then x_1 is a server. There is at least one x_1 for which if x_1 were an electrician, then x_1 is playing squash.
For all x_1, if x_1 plays squash, then x_1 is a server. There is at least one x_1 for which if x_1 were an electrician, then x_1 is happy.