What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_11, if x_11 were a nurse, then x_11 is running. For all x_11, x_11 is an office clerk. For all x_11, if x_11 reads a book, then x_11 is working. There is at least one x_11 for which x_11 is a nurse. For all x_11, if x_11 were an office clerk, then x_11 is reading a book.
For all x_11, x_11 will read a book. There is at least one x_11 for which x_11 will go running. For all x_11, if x_11 were an office clerk, then x_11 is working. There is at least one x_11 for which x_11 is a nurse and x_11 is an office clerk. There is at least one x_11 for which x_11 is an office clerk and x_11 is a nurse.