What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_8, if x_8 makes tea, then x_8 is a bartender. There is at least one x_8 for which x_8 is not a bartender or x_8 will listen to a song. For all x_8, x_8 will cook or x_8 will make tea. For all x_8, x_8 is a bartender or x_8 will not cook.
For all x_8, if x_8 cooks, then x_8 is a bartender.