What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? There is at least one y for which if y goes running, then y is climbing a mountain. For all y, if y were a server, then y is running. For all y, if y goes running, then y is a server.
There is at least one y for which if y were a server, then y is climbing a mountain. For all y, y is a server if and only if y will go running. For all y, y will go running if and only if y is a server.