What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_10, if x_10 plays squash, then x_10 is a lawyer. For all x_10, x_10 will play squash. For all x_10, if x_10 were a politician, then x_10 is an astronaut. There is at least one x_10 for which if x_10 were a scientist, then x_10 is an astronaut. For all x_10, x_10 is a politician or x_10 is a scientist.
For all x_10, x_10 is a lawyer. There is at least one x_10 for which x_10 is an astronaut.