What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Name the inference rule being used: For all x_8, if x_8 were a lawyer, then x_8 is happy. For all x_8, if x_8 were bored, then x_8 is a lawyer. For all x_8, if x_8 were happy, then x_8 is driving a car. For all x_8, if x_8 drives a car, then x_8 is bored.
For all x_8, if x_8 were a lawyer, then x_8 is driving a car can be inferred via the universal transitivity rule. For all x_8, if x_8 were bored, then x_8 is happy can be inferred via the universal transitivity rule. For all x_8, if x_8 were happy, then x_8 is bored can be inferred via the universal transitivity rule. For all x_8, if x_8 drives a car, then x_8 is a lawyer can be inferred via the universal transitivity rule.