What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_5, if x_5 were bored, then x_5 is a doctor. For all x_5, if x_5 plays squash, then x_5 is making tea. For all x_5, x_5 will play squash or x_5 is bored. For all x_5, x_5 is a taxi driver. For all x_5, if x_5 makes tea, then x_5 is a doctor.
For all x_5, if x_5 plays squash, then x_5 is a doctor.