What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Patricia is bored. If Patricia were bored, then James is climbing a mountain. If James climbs a mountain, then Susan is a doctor. If Susan were a doctor, then Karen is a janitor. Joseph is a bartender.
James is climbing a mountain. If Patricia were bored, then Susan is a doctor. If James climbs a mountain, then Karen is a janitor. Patricia is bored and Joseph is a bartender. Joseph is a bartender and Patricia is bored.